Home / 2,726.55-3,763.26-1,731.06

Finding the Fourth Proportional to 2,726.55, 3,763.26 and 1,731.06

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Solution

The fourth proportional to 2,726.55, 3,763.26 and 1,731.06 is: 2,389.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.55 : 3,763.26 = 1,731.06 : x
  2. Step 2: Convert to fraction form
    2,726.55/3,763.26 = 1,731.06/x
  3. Step 3: Cross multiply
    2,726.55x = 3,763.26 × 1,731.06
  4. Step 4: Simplify right side
    2,726.55x = 6,514,428.86
  5. Step 5: Solve for x
    x = 6,514,428.86/2,726.55
  6. Step 6: Final answer
    x = 2,389.26

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1.5x scale

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.