Home / 5,407.59-7,462.72-3,049.68

Finding the Fourth Proportional to 5,407.59, 7,462.72 and 3,049.68

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Solution

The fourth proportional to 5,407.59, 7,462.72 and 3,049.68 is: 4,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,407.59 : 7,462.72 = 3,049.68 : x
  2. Step 2: Convert to fraction form
    5,407.59/7,462.72 = 3,049.68/x
  3. Step 3: Cross multiply
    5,407.59x = 7,462.72 × 3,049.68
  4. Step 4: Simplify right side
    5,407.59x = 22,758,907.93
  5. Step 5: Solve for x
    x = 22,758,907.93/5,407.59
  6. Step 6: Final answer
    x = 4,208.70

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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.