Home / 5,134.17-7,074.69-3,541.31

Finding the Fourth Proportional to 5,134.17, 7,074.69 and 3,541.31

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Solution

The fourth proportional to 5,134.17, 7,074.69 and 3,541.31 is: 4,879.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.17 : 7,074.69 = 3,541.31 : x
  2. Step 2: Convert to fraction form
    5,134.17/7,074.69 = 3,541.31/x
  3. Step 3: Cross multiply
    5,134.17x = 7,074.69 × 3,541.31
  4. Step 4: Simplify right side
    5,134.17x = 25,053,635.07
  5. Step 5: Solve for x
    x = 25,053,635.07/5,134.17
  6. Step 6: Final answer
    x = 4,879.78

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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.