Home / 6,787.60-10,174.90-4,314.76

Finding the Fourth Proportional to 6,787.60, 10,174.90 and 4,314.76

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Solution

The fourth proportional to 6,787.60, 10,174.90 and 4,314.76 is: 6,468.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.60 : 10,174.90 = 4,314.76 : x
  2. Step 2: Convert to fraction form
    6,787.60/10,174.90 = 4,314.76/x
  3. Step 3: Cross multiply
    6,787.60x = 10,174.90 × 4,314.76
  4. Step 4: Simplify right side
    6,787.60x = 43,902,251.52
  5. Step 5: Solve for x
    x = 43,902,251.52/6,787.60
  6. Step 6: Final answer
    x = 6,468.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.