Home / 2,726.06-3,761.51-2,587.68

Finding the Fourth Proportional to 2,726.06, 3,761.51 and 2,587.68

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Solution

The fourth proportional to 2,726.06, 3,761.51 and 2,587.68 is: 3,570.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.06 : 3,761.51 = 2,587.68 : x
  2. Step 2: Convert to fraction form
    2,726.06/3,761.51 = 2,587.68/x
  3. Step 3: Cross multiply
    2,726.06x = 3,761.51 × 2,587.68
  4. Step 4: Simplify right side
    2,726.06x = 9,733,571.26
  5. Step 5: Solve for x
    x = 9,733,571.26/2,726.06
  6. Step 6: Final answer
    x = 3,570.57

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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.