Home / 2,407.61-3,322.44-1,359.65

Finding the Fourth Proportional to 2,407.61, 3,322.44 and 1,359.65

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Solution

The fourth proportional to 2,407.61, 3,322.44 and 1,359.65 is: 1,876.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407.61 : 3,322.44 = 1,359.65 : x
  2. Step 2: Convert to fraction form
    2,407.61/3,322.44 = 1,359.65/x
  3. Step 3: Cross multiply
    2,407.61x = 3,322.44 × 1,359.65
  4. Step 4: Simplify right side
    2,407.61x = 4,517,355.55
  5. Step 5: Solve for x
    x = 4,517,355.55/2,407.61
  6. Step 6: Final answer
    x = 1,876.28

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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.