Home / 10,674.97-14,727.23-7,132.57

Finding the Fourth Proportional to 10,674.97, 14,727.23 and 7,132.57

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Solution

The fourth proportional to 10,674.97, 14,727.23 and 7,132.57 is: 9,840.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,674.97 : 14,727.23 = 7,132.57 : x
  2. Step 2: Convert to fraction form
    10,674.97/14,727.23 = 7,132.57/x
  3. Step 3: Cross multiply
    10,674.97x = 14,727.23 × 7,132.57
  4. Step 4: Simplify right side
    10,674.97x = 105,042,963.22
  5. Step 5: Solve for x
    x = 105,042,963.22/10,674.97
  6. Step 6: Final answer
    x = 9,840.12

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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.