Home / 4,711.31-7,062.91-1,791.71

Finding the Fourth Proportional to 4,711.31, 7,062.91 and 1,791.71

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Solution

The fourth proportional to 4,711.31, 7,062.91 and 1,791.71 is: 2,686.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.31 : 7,062.91 = 1,791.71 : x
  2. Step 2: Convert to fraction form
    4,711.31/7,062.91 = 1,791.71/x
  3. Step 3: Cross multiply
    4,711.31x = 7,062.91 × 1,791.71
  4. Step 4: Simplify right side
    4,711.31x = 12,654,686.48
  5. Step 5: Solve for x
    x = 12,654,686.48/4,711.31
  6. Step 6: Final answer
    x = 2,686.02

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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.