Home / 9,931.56-14,896.56-4,385.04

Finding the Fourth Proportional to 9,931.56, 14,896.56 and 4,385.04

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Solution

The fourth proportional to 9,931.56, 14,896.56 and 4,385.04 is: 6,577.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931.56 : 14,896.56 = 4,385.04 : x
  2. Step 2: Convert to fraction form
    9,931.56/14,896.56 = 4,385.04/x
  3. Step 3: Cross multiply
    9,931.56x = 14,896.56 × 4,385.04
  4. Step 4: Simplify right side
    9,931.56x = 65,322,011.46
  5. Step 5: Solve for x
    x = 65,322,011.46/9,931.56
  6. Step 6: Final answer
    x = 6,577.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.