Home / 6,247.52-8,621.34-3,414.92

Finding the Fourth Proportional to 6,247.52, 8,621.34 and 3,414.92

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Solution

The fourth proportional to 6,247.52, 8,621.34 and 3,414.92 is: 4,712.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.52 : 8,621.34 = 3,414.92 : x
  2. Step 2: Convert to fraction form
    6,247.52/8,621.34 = 3,414.92/x
  3. Step 3: Cross multiply
    6,247.52x = 8,621.34 × 3,414.92
  4. Step 4: Simplify right side
    6,247.52x = 29,441,186.39
  5. Step 5: Solve for x
    x = 29,441,186.39/6,247.52
  6. Step 6: Final answer
    x = 4,712.46

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Double scale
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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.