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Finding the Fourth Proportional to 6,248.58, 8,623.02 and 3,454.08

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Solution

The fourth proportional to 6,248.58, 8,623.02 and 3,454.08 is: 4,766.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.58 : 8,623.02 = 3,454.08 : x
  2. Step 2: Convert to fraction form
    6,248.58/8,623.02 = 3,454.08/x
  3. Step 3: Cross multiply
    6,248.58x = 8,623.02 × 3,454.08
  4. Step 4: Simplify right side
    6,248.58x = 29,784,600.92
  5. Step 5: Solve for x
    x = 29,784,600.92/6,248.58
  6. Step 6: Final answer
    x = 4,766.62

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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.