Home / 10,538.32-14,529.76-6,755.28

Finding the Fourth Proportional to 10,538.32, 14,529.76 and 6,755.28

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Solution

The fourth proportional to 10,538.32, 14,529.76 and 6,755.28 is: 9,313.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,538.32 : 14,529.76 = 6,755.28 : x
  2. Step 2: Convert to fraction form
    10,538.32/14,529.76 = 6,755.28/x
  3. Step 3: Cross multiply
    10,538.32x = 14,529.76 × 6,755.28
  4. Step 4: Simplify right side
    10,538.32x = 98,152,597.13
  5. Step 5: Solve for x
    x = 98,152,597.13/10,538.32
  6. Step 6: Final answer
    x = 9,313.88

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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.