Home / 10,731.26-14,801.01-9,402.66

Finding the Fourth Proportional to 10,731.26, 14,801.01 and 9,402.66

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Solution

The fourth proportional to 10,731.26, 14,801.01 and 9,402.66 is: 12,968.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.26 : 14,801.01 = 9,402.66 : x
  2. Step 2: Convert to fraction form
    10,731.26/14,801.01 = 9,402.66/x
  3. Step 3: Cross multiply
    10,731.26x = 14,801.01 × 9,402.66
  4. Step 4: Simplify right side
    10,731.26x = 139,168,864.69
  5. Step 5: Solve for x
    x = 139,168,864.69/10,731.26
  6. Step 6: Final answer
    x = 12,968.55

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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.