Home / 7,701.12-10,624.38-5,908.92

Finding the Fourth Proportional to 7,701.12, 10,624.38 and 5,908.92

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Solution

The fourth proportional to 7,701.12, 10,624.38 and 5,908.92 is: 8,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701.12 : 10,624.38 = 5,908.92 : x
  2. Step 2: Convert to fraction form
    7,701.12/10,624.38 = 5,908.92/x
  3. Step 3: Cross multiply
    7,701.12x = 10,624.38 × 5,908.92
  4. Step 4: Simplify right side
    7,701.12x = 62,778,611.47
  5. Step 5: Solve for x
    x = 62,778,611.47/7,701.12
  6. Step 6: Final answer
    x = 8,151.88

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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.