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Finding the Fourth Proportional to 6,479.04, 9,718.05 and 1,799.13

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Solution

The fourth proportional to 6,479.04, 9,718.05 and 1,799.13 is: 2,698.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479.04 : 9,718.05 = 1,799.13 : x
  2. Step 2: Convert to fraction form
    6,479.04/9,718.05 = 1,799.13/x
  3. Step 3: Cross multiply
    6,479.04x = 9,718.05 × 1,799.13
  4. Step 4: Simplify right side
    6,479.04x = 17,484,035.30
  5. Step 5: Solve for x
    x = 17,484,035.30/6,479.04
  6. Step 6: Final answer
    x = 2,698.55

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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.