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Finding the Fourth Proportional to 6,758.88, 10,140.12 and 2,375.76

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Solution

The fourth proportional to 6,758.88, 10,140.12 and 2,375.76 is: 3,564.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758.88 : 10,140.12 = 2,375.76 : x
  2. Step 2: Convert to fraction form
    6,758.88/10,140.12 = 2,375.76/x
  3. Step 3: Cross multiply
    6,758.88x = 10,140.12 × 2,375.76
  4. Step 4: Simplify right side
    6,758.88x = 24,090,491.49
  5. Step 5: Solve for x
    x = 24,090,491.49/6,758.88
  6. Step 6: Final answer
    x = 3,564.27

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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.