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Finding the Fourth Proportional to 8,853.84, 13,272.84 and 6,508.08

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Solution

The fourth proportional to 8,853.84, 13,272.84 and 6,508.08 is: 9,756.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.84 : 13,272.84 = 6,508.08 : x
  2. Step 2: Convert to fraction form
    8,853.84/13,272.84 = 6,508.08/x
  3. Step 3: Cross multiply
    8,853.84x = 13,272.84 × 6,508.08
  4. Step 4: Simplify right side
    8,853.84x = 86,380,704.55
  5. Step 5: Solve for x
    x = 86,380,704.55/8,853.84
  6. Step 6: Final answer
    x = 9,756.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.