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Finding the Fourth Proportional to 3,442.42, 4,750.41 and 1,950.13

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Solution

The fourth proportional to 3,442.42, 4,750.41 and 1,950.13 is: 2,691.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.42 : 4,750.41 = 1,950.13 : x
  2. Step 2: Convert to fraction form
    3,442.42/4,750.41 = 1,950.13/x
  3. Step 3: Cross multiply
    3,442.42x = 4,750.41 × 1,950.13
  4. Step 4: Simplify right side
    3,442.42x = 9,263,917.05
  5. Step 5: Solve for x
    x = 9,263,917.05/3,442.42
  6. Step 6: Final answer
    x = 2,691.11

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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.