Home / 10,542.07-14,560.32-6,999.13

Finding the Fourth Proportional to 10,542.07, 14,560.32 and 6,999.13

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Solution

The fourth proportional to 10,542.07, 14,560.32 and 6,999.13 is: 9,666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,542.07 : 14,560.32 = 6,999.13 : x
  2. Step 2: Convert to fraction form
    10,542.07/14,560.32 = 6,999.13/x
  3. Step 3: Cross multiply
    10,542.07x = 14,560.32 × 6,999.13
  4. Step 4: Simplify right side
    10,542.07x = 101,909,572.52
  5. Step 5: Solve for x
    x = 101,909,572.52/10,542.07
  6. Step 6: Final answer
    x = 9,666.94

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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.