Home / 8,816.90-13,193.76-7,635.03

Finding the Fourth Proportional to 8,816.90, 13,193.76 and 7,635.03

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Solution

The fourth proportional to 8,816.90, 13,193.76 and 7,635.03 is: 11,425.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.90 : 13,193.76 = 7,635.03 : x
  2. Step 2: Convert to fraction form
    8,816.90/13,193.76 = 7,635.03/x
  3. Step 3: Cross multiply
    8,816.90x = 13,193.76 × 7,635.03
  4. Step 4: Simplify right side
    8,816.90x = 100,734,753.41
  5. Step 5: Solve for x
    x = 100,734,753.41/8,816.90
  6. Step 6: Final answer
    x = 11,425.20

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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.