Home / 10,534.28-14,526.40-9,047.12

Finding the Fourth Proportional to 10,534.28, 14,526.40 and 9,047.12

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Solution

The fourth proportional to 10,534.28, 14,526.40 and 9,047.12 is: 12,475.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,534.28 : 14,526.40 = 9,047.12 : x
  2. Step 2: Convert to fraction form
    10,534.28/14,526.40 = 9,047.12/x
  3. Step 3: Cross multiply
    10,534.28x = 14,526.40 × 9,047.12
  4. Step 4: Simplify right side
    10,534.28x = 131,422,083.97
  5. Step 5: Solve for x
    x = 131,422,083.97/10,534.28
  6. Step 6: Final answer
    x = 12,475.66

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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.