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Finding the Fourth Proportional to 7,108.84, 10,660.84 and 2,427.04

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Solution

The fourth proportional to 7,108.84, 10,660.84 and 2,427.04 is: 3,639.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.84 : 10,660.84 = 2,427.04 : x
  2. Step 2: Convert to fraction form
    7,108.84/10,660.84 = 2,427.04/x
  3. Step 3: Cross multiply
    7,108.84x = 10,660.84 × 2,427.04
  4. Step 4: Simplify right side
    7,108.84x = 25,874,285.11
  5. Step 5: Solve for x
    x = 25,874,285.11/7,108.84
  6. Step 6: Final answer
    x = 3,639.73

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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.