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Finding the Fourth Proportional to 10,600.04, 15,906.46 and 3,679.40

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Solution

The fourth proportional to 10,600.04, 15,906.46 and 3,679.40 is: 5,521.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,600.04 : 15,906.46 = 3,679.40 : x
  2. Step 2: Convert to fraction form
    10,600.04/15,906.46 = 3,679.40/x
  3. Step 3: Cross multiply
    10,600.04x = 15,906.46 × 3,679.40
  4. Step 4: Simplify right side
    10,600.04x = 58,526,228.92
  5. Step 5: Solve for x
    x = 58,526,228.92/10,600.04
  6. Step 6: Final answer
    x = 5,521.32

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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.