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Finding the Fourth Proportional to 10,396.02, 15,594.03 and 5,199.06

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Solution

The fourth proportional to 10,396.02, 15,594.03 and 5,199.06 is: 7,798.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,396.02 : 15,594.03 = 5,199.06 : x
  2. Step 2: Convert to fraction form
    10,396.02/15,594.03 = 5,199.06/x
  3. Step 3: Cross multiply
    10,396.02x = 15,594.03 × 5,199.06
  4. Step 4: Simplify right side
    10,396.02x = 81,074,297.61
  5. Step 5: Solve for x
    x = 81,074,297.61/10,396.02
  6. Step 6: Final answer
    x = 7,798.59

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.