Home / 5,349.65-7,391.45-4,754.90

Finding the Fourth Proportional to 5,349.65, 7,391.45 and 4,754.90

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Solution

The fourth proportional to 5,349.65, 7,391.45 and 4,754.90 is: 6,569.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.65 : 7,391.45 = 4,754.90 : x
  2. Step 2: Convert to fraction form
    5,349.65/7,391.45 = 4,754.90/x
  3. Step 3: Cross multiply
    5,349.65x = 7,391.45 × 4,754.90
  4. Step 4: Simplify right side
    5,349.65x = 35,145,635.97
  5. Step 5: Solve for x
    x = 35,145,635.97/5,349.65
  6. Step 6: Final answer
    x = 6,569.71

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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.