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Finding the Fourth Proportional to 4,682.66, 6,470.62 and 4,454.87

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Solution

The fourth proportional to 4,682.66, 6,470.62 and 4,454.87 is: 6,155.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.66 : 6,470.62 = 4,454.87 : x
  2. Step 2: Convert to fraction form
    4,682.66/6,470.62 = 4,454.87/x
  3. Step 3: Cross multiply
    4,682.66x = 6,470.62 × 4,454.87
  4. Step 4: Simplify right side
    4,682.66x = 28,825,727.43
  5. Step 5: Solve for x
    x = 28,825,727.43/4,682.66
  6. Step 6: Final answer
    x = 6,155.85

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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.