Home / 5,507.17-7,600.12-3,149.31

Finding the Fourth Proportional to 5,507.17, 7,600.12 and 3,149.31

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Solution

The fourth proportional to 5,507.17, 7,600.12 and 3,149.31 is: 4,346.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.17 : 7,600.12 = 3,149.31 : x
  2. Step 2: Convert to fraction form
    5,507.17/7,600.12 = 3,149.31/x
  3. Step 3: Cross multiply
    5,507.17x = 7,600.12 × 3,149.31
  4. Step 4: Simplify right side
    5,507.17x = 23,935,133.92
  5. Step 5: Solve for x
    x = 23,935,133.92/5,507.17
  6. Step 6: Final answer
    x = 4,346.18

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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.