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Finding the Fourth Proportional to 5,598.12, 8,394.99 and 1,899.66

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Solution

The fourth proportional to 5,598.12, 8,394.99 and 1,899.66 is: 2,848.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.12 : 8,394.99 = 1,899.66 : x
  2. Step 2: Convert to fraction form
    5,598.12/8,394.99 = 1,899.66/x
  3. Step 3: Cross multiply
    5,598.12x = 8,394.99 × 1,899.66
  4. Step 4: Simplify right side
    5,598.12x = 15,947,626.70
  5. Step 5: Solve for x
    x = 15,947,626.70/5,598.12
  6. Step 6: Final answer
    x = 2,848.75

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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.