Home / 5,070.16-7,605.62-1,372.52

Finding the Fourth Proportional to 5,070.16, 7,605.62 and 1,372.52

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Solution

The fourth proportional to 5,070.16, 7,605.62 and 1,372.52 is: 2,058.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.16 : 7,605.62 = 1,372.52 : x
  2. Step 2: Convert to fraction form
    5,070.16/7,605.62 = 1,372.52/x
  3. Step 3: Cross multiply
    5,070.16x = 7,605.62 × 1,372.52
  4. Step 4: Simplify right side
    5,070.16x = 10,438,865.56
  5. Step 5: Solve for x
    x = 10,438,865.56/5,070.16
  6. Step 6: Final answer
    x = 2,058.88

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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.