Home / 5,032.16-7,542.80-2,431.52

Finding the Fourth Proportional to 5,032.16, 7,542.80 and 2,431.52

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Solution

The fourth proportional to 5,032.16, 7,542.80 and 2,431.52 is: 3,644.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,032.16 : 7,542.80 = 2,431.52 : x
  2. Step 2: Convert to fraction form
    5,032.16/7,542.80 = 2,431.52/x
  3. Step 3: Cross multiply
    5,032.16x = 7,542.80 × 2,431.52
  4. Step 4: Simplify right side
    5,032.16x = 18,340,469.06
  5. Step 5: Solve for x
    x = 18,340,469.06/5,032.16
  6. Step 6: Final answer
    x = 3,644.65

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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.