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Finding the Fourth Proportional to 6,266.88, 8,651.52 and 4,281.12

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Solution

The fourth proportional to 6,266.88, 8,651.52 and 4,281.12 is: 5,910.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.88 : 8,651.52 = 4,281.12 : x
  2. Step 2: Convert to fraction form
    6,266.88/8,651.52 = 4,281.12/x
  3. Step 3: Cross multiply
    6,266.88x = 8,651.52 × 4,281.12
  4. Step 4: Simplify right side
    6,266.88x = 37,038,195.30
  5. Step 5: Solve for x
    x = 37,038,195.30/6,266.88
  6. Step 6: Final answer
    x = 5,910.15

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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.