Home / 4,766.76-6,575.86-3,174.15

Finding the Fourth Proportional to 4,766.76, 6,575.86 and 3,174.15

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Solution

The fourth proportional to 4,766.76, 6,575.86 and 3,174.15 is: 4,378.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,766.76 : 6,575.86 = 3,174.15 : x
  2. Step 2: Convert to fraction form
    4,766.76/6,575.86 = 3,174.15/x
  3. Step 3: Cross multiply
    4,766.76x = 6,575.86 × 3,174.15
  4. Step 4: Simplify right side
    4,766.76x = 20,872,725.20
  5. Step 5: Solve for x
    x = 20,872,725.20/4,766.76
  6. Step 6: Final answer
    x = 4,378.81

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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.