Home / 9,915.27-14,864.16-6,407.97

Finding the Fourth Proportional to 9,915.27, 14,864.16 and 6,407.97

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Solution

The fourth proportional to 9,915.27, 14,864.16 and 6,407.97 is: 9,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,915.27 : 14,864.16 = 6,407.97 : x
  2. Step 2: Convert to fraction form
    9,915.27/14,864.16 = 6,407.97/x
  3. Step 3: Cross multiply
    9,915.27x = 14,864.16 × 6,407.97
  4. Step 4: Simplify right side
    9,915.27x = 95,249,091.36
  5. Step 5: Solve for x
    x = 95,249,091.36/9,915.27
  6. Step 6: Final answer
    x = 9,606.30

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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.