Home / 5,507.65-7,600.92-3,117.61

Finding the Fourth Proportional to 5,507.65, 7,600.92 and 3,117.61

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Solution

The fourth proportional to 5,507.65, 7,600.92 and 3,117.61 is: 4,302.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.65 : 7,600.92 = 3,117.61 : x
  2. Step 2: Convert to fraction form
    5,507.65/7,600.92 = 3,117.61/x
  3. Step 3: Cross multiply
    5,507.65x = 7,600.92 × 3,117.61
  4. Step 4: Simplify right side
    5,507.65x = 23,696,704.20
  5. Step 5: Solve for x
    x = 23,696,704.20/5,507.65
  6. Step 6: Final answer
    x = 4,302.51

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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.