Home / 1,975.59-2,726.46-1,479.87

Finding the Fourth Proportional to 1,975.59, 2,726.46 and 1,479.87

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Solution

The fourth proportional to 1,975.59, 2,726.46 and 1,479.87 is: 2,042.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975.59 : 2,726.46 = 1,479.87 : x
  2. Step 2: Convert to fraction form
    1,975.59/2,726.46 = 1,479.87/x
  3. Step 3: Cross multiply
    1,975.59x = 2,726.46 × 1,479.87
  4. Step 4: Simplify right side
    1,975.59x = 4,034,806.36
  5. Step 5: Solve for x
    x = 4,034,806.36/1,975.59
  6. Step 6: Final answer
    x = 2,042.33

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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.