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Finding the Fourth Proportional to 6,757.63, 10,140.12 and 3,059.57

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Solution

The fourth proportional to 6,757.63, 10,140.12 and 3,059.57 is: 4,591.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,757.63 : 10,140.12 = 3,059.57 : x
  2. Step 2: Convert to fraction form
    6,757.63/10,140.12 = 3,059.57/x
  3. Step 3: Cross multiply
    6,757.63x = 10,140.12 × 3,059.57
  4. Step 4: Simplify right side
    6,757.63x = 31,024,432.30
  5. Step 5: Solve for x
    x = 31,024,432.30/6,757.63
  6. Step 6: Final answer
    x = 4,591.02

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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.