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Finding the Fourth Proportional to 8,891.98, 13,309.01 and 6,551.04

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Solution

The fourth proportional to 8,891.98, 13,309.01 and 6,551.04 is: 9,805.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891.98 : 13,309.01 = 6,551.04 : x
  2. Step 2: Convert to fraction form
    8,891.98/13,309.01 = 6,551.04/x
  3. Step 3: Cross multiply
    8,891.98x = 13,309.01 × 6,551.04
  4. Step 4: Simplify right side
    8,891.98x = 87,187,898.59
  5. Step 5: Solve for x
    x = 87,187,898.59/8,891.98
  6. Step 6: Final answer
    x = 9,805.23

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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.