Home / 10,108.96-13,951.12-6,572.64

Finding the Fourth Proportional to 10,108.96, 13,951.12 and 6,572.64

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Solution

The fourth proportional to 10,108.96, 13,951.12 and 6,572.64 is: 9,070.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,108.96 : 13,951.12 = 6,572.64 : x
  2. Step 2: Convert to fraction form
    10,108.96/13,951.12 = 6,572.64/x
  3. Step 3: Cross multiply
    10,108.96x = 13,951.12 × 6,572.64
  4. Step 4: Simplify right side
    10,108.96x = 91,695,689.36
  5. Step 5: Solve for x
    x = 91,695,689.36/10,108.96
  6. Step 6: Final answer
    x = 9,070.73

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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.