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Finding the Fourth Proportional to 8,882.88, 13,309.73 and 3,036.30

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Solution

The fourth proportional to 8,882.88, 13,309.73 and 3,036.30 is: 4,549.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882.88 : 13,309.73 = 3,036.30 : x
  2. Step 2: Convert to fraction form
    8,882.88/13,309.73 = 3,036.30/x
  3. Step 3: Cross multiply
    8,882.88x = 13,309.73 × 3,036.30
  4. Step 4: Simplify right side
    8,882.88x = 40,412,296.57
  5. Step 5: Solve for x
    x = 40,412,296.57/8,882.88
  6. Step 6: Final answer
    x = 4,549.46

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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.