Home / 2,407.74-3,322.68-1,359.80

Finding the Fourth Proportional to 2,407.74, 3,322.68 and 1,359.80

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Solution

The fourth proportional to 2,407.74, 3,322.68 and 1,359.80 is: 1,876.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407.74 : 3,322.68 = 1,359.80 : x
  2. Step 2: Convert to fraction form
    2,407.74/3,322.68 = 1,359.80/x
  3. Step 3: Cross multiply
    2,407.74x = 3,322.68 × 1,359.80
  4. Step 4: Simplify right side
    2,407.74x = 4,518,180.26
  5. Step 5: Solve for x
    x = 4,518,180.26/2,407.74
  6. Step 6: Final answer
    x = 1,876.52

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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.