Home / 2,255.01-3,382.51-1,479.91

Finding the Fourth Proportional to 2,255.01, 3,382.51 and 1,479.91

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Solution

The fourth proportional to 2,255.01, 3,382.51 and 1,479.91 is: 2,219.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255.01 : 3,382.51 = 1,479.91 : x
  2. Step 2: Convert to fraction form
    2,255.01/3,382.51 = 1,479.91/x
  3. Step 3: Cross multiply
    2,255.01x = 3,382.51 × 1,479.91
  4. Step 4: Simplify right side
    2,255.01x = 5,005,802.97
  5. Step 5: Solve for x
    x = 5,005,802.97/2,255.01
  6. Step 6: Final answer
    x = 2,219.86

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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.