Home / 9,013.96-12,439.92-5,035.06

Finding the Fourth Proportional to 9,013.96, 12,439.92 and 5,035.06

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Solution

The fourth proportional to 9,013.96, 12,439.92 and 5,035.06 is: 6,948.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.96 : 12,439.92 = 5,035.06 : x
  2. Step 2: Convert to fraction form
    9,013.96/12,439.92 = 5,035.06/x
  3. Step 3: Cross multiply
    9,013.96x = 12,439.92 × 5,035.06
  4. Step 4: Simplify right side
    9,013.96x = 62,635,743.60
  5. Step 5: Solve for x
    x = 62,635,743.60/9,013.96
  6. Step 6: Final answer
    x = 6,948.75

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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.