Home / 2,726.32-3,762.26-1,531.34

Finding the Fourth Proportional to 2,726.32, 3,762.26 and 1,531.34

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Solution

The fourth proportional to 2,726.32, 3,762.26 and 1,531.34 is: 2,113.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.32 : 3,762.26 = 1,531.34 : x
  2. Step 2: Convert to fraction form
    2,726.32/3,762.26 = 1,531.34/x
  3. Step 3: Cross multiply
    2,726.32x = 3,762.26 × 1,531.34
  4. Step 4: Simplify right side
    2,726.32x = 5,761,284.25
  5. Step 5: Solve for x
    x = 5,761,284.25/2,726.32
  6. Step 6: Final answer
    x = 2,113.21

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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.