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Finding the Fourth Proportional to 6,355.84, 8,771.13 and 3,523.27

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Solution

The fourth proportional to 6,355.84, 8,771.13 and 3,523.27 is: 4,862.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355.84 : 8,771.13 = 3,523.27 : x
  2. Step 2: Convert to fraction form
    6,355.84/8,771.13 = 3,523.27/x
  3. Step 3: Cross multiply
    6,355.84x = 8,771.13 × 3,523.27
  4. Step 4: Simplify right side
    6,355.84x = 30,903,059.20
  5. Step 5: Solve for x
    x = 30,903,059.20/6,355.84
  6. Step 6: Final answer
    x = 4,862.15

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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.