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Finding the Fourth Proportional to 6,251.52, 8,626.59 and 3,457.02

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Solution

The fourth proportional to 6,251.52, 8,626.59 and 3,457.02 is: 4,770.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.52 : 8,626.59 = 3,457.02 : x
  2. Step 2: Convert to fraction form
    6,251.52/8,626.59 = 3,457.02/x
  3. Step 3: Cross multiply
    6,251.52x = 8,626.59 × 3,457.02
  4. Step 4: Simplify right side
    6,251.52x = 29,822,294.16
  5. Step 5: Solve for x
    x = 29,822,294.16/6,251.52
  6. Step 6: Final answer
    x = 4,770.41

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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.