Home / 3,442.68-4,750.55-1,950.30

Finding the Fourth Proportional to 3,442.68, 4,750.55 and 1,950.30

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Solution

The fourth proportional to 3,442.68, 4,750.55 and 1,950.30 is: 2,691.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.68 : 4,750.55 = 1,950.30 : x
  2. Step 2: Convert to fraction form
    3,442.68/4,750.55 = 1,950.30/x
  3. Step 3: Cross multiply
    3,442.68x = 4,750.55 × 1,950.30
  4. Step 4: Simplify right side
    3,442.68x = 9,264,997.67
  5. Step 5: Solve for x
    x = 9,264,997.67/3,442.68
  6. Step 6: Final answer
    x = 2,691.22

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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.