Home / 6,140.68-9,207.72-2,442.76

Finding the Fourth Proportional to 6,140.68, 9,207.72 and 2,442.76

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Solution

The fourth proportional to 6,140.68, 9,207.72 and 2,442.76 is: 3,662.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.68 : 9,207.72 = 2,442.76 : x
  2. Step 2: Convert to fraction form
    6,140.68/9,207.72 = 2,442.76/x
  3. Step 3: Cross multiply
    6,140.68x = 9,207.72 × 2,442.76
  4. Step 4: Simplify right side
    6,140.68x = 22,492,250.11
  5. Step 5: Solve for x
    x = 22,492,250.11/6,140.68
  6. Step 6: Final answer
    x = 3,662.83

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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.