Home / 2,407.38-3,321.94-1,359.24

Finding the Fourth Proportional to 2,407.38, 3,321.94 and 1,359.24

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Solution

The fourth proportional to 2,407.38, 3,321.94 and 1,359.24 is: 1,875.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407.38 : 3,321.94 = 1,359.24 : x
  2. Step 2: Convert to fraction form
    2,407.38/3,321.94 = 1,359.24/x
  3. Step 3: Cross multiply
    2,407.38x = 3,321.94 × 1,359.24
  4. Step 4: Simplify right side
    2,407.38x = 4,515,313.73
  5. Step 5: Solve for x
    x = 4,515,313.73/2,407.38
  6. Step 6: Final answer
    x = 1,875.61

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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.