Home / 5,412.31-7,466.80-4,151.14

Finding the Fourth Proportional to 5,412.31, 7,466.80 and 4,151.14

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Solution

The fourth proportional to 5,412.31, 7,466.80 and 4,151.14 is: 5,726.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412.31 : 7,466.80 = 4,151.14 : x
  2. Step 2: Convert to fraction form
    5,412.31/7,466.80 = 4,151.14/x
  3. Step 3: Cross multiply
    5,412.31x = 7,466.80 × 4,151.14
  4. Step 4: Simplify right side
    5,412.31x = 30,995,732.15
  5. Step 5: Solve for x
    x = 30,995,732.15/5,412.31
  6. Step 6: Final answer
    x = 5,726.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.