Home / 3,442.20-4,750.26-1,950.12

Finding the Fourth Proportional to 3,442.20, 4,750.26 and 1,950.12

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Solution

The fourth proportional to 3,442.20, 4,750.26 and 1,950.12 is: 2,691.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.20 : 4,750.26 = 1,950.12 : x
  2. Step 2: Convert to fraction form
    3,442.20/4,750.26 = 1,950.12/x
  3. Step 3: Cross multiply
    3,442.20x = 4,750.26 × 1,950.12
  4. Step 4: Simplify right side
    3,442.20x = 9,263,577.03
  5. Step 5: Solve for x
    x = 9,263,577.03/3,442.20
  6. Step 6: Final answer
    x = 2,691.18

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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.