Home / 10,534.32-14,543.18-7,182.03

Finding the Fourth Proportional to 10,534.32, 14,543.18 and 7,182.03

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Solution

The fourth proportional to 10,534.32, 14,543.18 and 7,182.03 is: 9,915.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,534.32 : 14,543.18 = 7,182.03 : x
  2. Step 2: Convert to fraction form
    10,534.32/14,543.18 = 7,182.03/x
  3. Step 3: Cross multiply
    10,534.32x = 14,543.18 × 7,182.03
  4. Step 4: Simplify right side
    10,534.32x = 104,449,600.61
  5. Step 5: Solve for x
    x = 104,449,600.61/10,534.32
  6. Step 6: Final answer
    x = 9,915.17

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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.