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Finding the Fourth Proportional to 6,180.54, 8,529 and 3,527.70

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Solution

The fourth proportional to 6,180.54, 8,529 and 3,527.70 is: 4,868.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.54 : 8,529 = 3,527.70 : x
  2. Step 2: Convert to fraction form
    6,180.54/8,529 = 3,527.70/x
  3. Step 3: Cross multiply
    6,180.54x = 8,529 × 3,527.70
  4. Step 4: Simplify right side
    6,180.54x = 30,087,753.30
  5. Step 5: Solve for x
    x = 30,087,753.30/6,180.54
  6. Step 6: Final answer
    x = 4,868.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.