Home / 9,089.70-12,544.47-5,057.04

Finding the Fourth Proportional to 9,089.70, 12,544.47 and 5,057.04

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Solution

The fourth proportional to 9,089.70, 12,544.47 and 5,057.04 is: 6,979.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.70 : 12,544.47 = 5,057.04 : x
  2. Step 2: Convert to fraction form
    9,089.70/12,544.47 = 5,057.04/x
  3. Step 3: Cross multiply
    9,089.70x = 12,544.47 × 5,057.04
  4. Step 4: Simplify right side
    9,089.70x = 63,437,886.57
  5. Step 5: Solve for x
    x = 63,437,886.57/9,089.70
  6. Step 6: Final answer
    x = 6,979.10

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.