Home / 9,680.04-14,520.08-2,660.14

Finding the Fourth Proportional to 9,680.04, 14,520.08 and 2,660.14

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Solution

The fourth proportional to 9,680.04, 14,520.08 and 2,660.14 is: 3,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680.04 : 14,520.08 = 2,660.14 : x
  2. Step 2: Convert to fraction form
    9,680.04/14,520.08 = 2,660.14/x
  3. Step 3: Cross multiply
    9,680.04x = 14,520.08 × 2,660.14
  4. Step 4: Simplify right side
    9,680.04x = 38,625,445.61
  5. Step 5: Solve for x
    x = 38,625,445.61/9,680.04
  6. Step 6: Final answer
    x = 3,990.22

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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.