Home / 7,125.91-9,832.08-4,292.53

Finding the Fourth Proportional to 7,125.91, 9,832.08 and 4,292.53

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Solution

The fourth proportional to 7,125.91, 9,832.08 and 4,292.53 is: 5,922.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.91 : 9,832.08 = 4,292.53 : x
  2. Step 2: Convert to fraction form
    7,125.91/9,832.08 = 4,292.53/x
  3. Step 3: Cross multiply
    7,125.91x = 9,832.08 × 4,292.53
  4. Step 4: Simplify right side
    7,125.91x = 42,204,489.88
  5. Step 5: Solve for x
    x = 42,204,489.88/7,125.91
  6. Step 6: Final answer
    x = 5,922.68

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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.