Home / 4,247.78-6,374.10-1,650.38

Finding the Fourth Proportional to 4,247.78, 6,374.10 and 1,650.38

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Solution

The fourth proportional to 4,247.78, 6,374.10 and 1,650.38 is: 2,476.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.78 : 6,374.10 = 1,650.38 : x
  2. Step 2: Convert to fraction form
    4,247.78/6,374.10 = 1,650.38/x
  3. Step 3: Cross multiply
    4,247.78x = 6,374.10 × 1,650.38
  4. Step 4: Simplify right side
    4,247.78x = 10,519,687.16
  5. Step 5: Solve for x
    x = 10,519,687.16/4,247.78
  6. Step 6: Final answer
    x = 2,476.51

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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.