Home / 7,169.42-10,752.07-2,785.85

Finding the Fourth Proportional to 7,169.42, 10,752.07 and 2,785.85

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Solution

The fourth proportional to 7,169.42, 10,752.07 and 2,785.85 is: 4,177.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169.42 : 10,752.07 = 2,785.85 : x
  2. Step 2: Convert to fraction form
    7,169.42/10,752.07 = 2,785.85/x
  3. Step 3: Cross multiply
    7,169.42x = 10,752.07 × 2,785.85
  4. Step 4: Simplify right side
    7,169.42x = 29,953,654.21
  5. Step 5: Solve for x
    x = 29,953,654.21/7,169.42
  6. Step 6: Final answer
    x = 4,177.97

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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.