Home / 4,751.91-7,077.76-4,538.70

Finding the Fourth Proportional to 4,751.91, 7,077.76 and 4,538.70

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Solution

The fourth proportional to 4,751.91, 7,077.76 and 4,538.70 is: 6,760.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.91 : 7,077.76 = 4,538.70 : x
  2. Step 2: Convert to fraction form
    4,751.91/7,077.76 = 4,538.70/x
  3. Step 3: Cross multiply
    4,751.91x = 7,077.76 × 4,538.70
  4. Step 4: Simplify right side
    4,751.91x = 32,123,817.97
  5. Step 5: Solve for x
    x = 32,123,817.97/4,751.91
  6. Step 6: Final answer
    x = 6,760.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.