Home / 1,479.31-2,207.41-1,348.31

Finding the Fourth Proportional to 1,479.31, 2,207.41 and 1,348.31

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Solution

The fourth proportional to 1,479.31, 2,207.41 and 1,348.31 is: 2,011.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479.31 : 2,207.41 = 1,348.31 : x
  2. Step 2: Convert to fraction form
    1,479.31/2,207.41 = 1,348.31/x
  3. Step 3: Cross multiply
    1,479.31x = 2,207.41 × 1,348.31
  4. Step 4: Simplify right side
    1,479.31x = 2,976,272.98
  5. Step 5: Solve for x
    x = 2,976,272.98/1,479.31
  6. Step 6: Final answer
    x = 2,011.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.