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Finding the Fourth Proportional to 9,765.04, 14,724.17 and 8,948.56

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Solution

The fourth proportional to 9,765.04, 14,724.17 and 8,948.56 is: 13,493.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,765.04 : 14,724.17 = 8,948.56 : x
  2. Step 2: Convert to fraction form
    9,765.04/14,724.17 = 8,948.56/x
  3. Step 3: Cross multiply
    9,765.04x = 14,724.17 × 8,948.56
  4. Step 4: Simplify right side
    9,765.04x = 131,760,118.70
  5. Step 5: Solve for x
    x = 131,760,118.70/9,765.04
  6. Step 6: Final answer
    x = 13,493.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.