Home / 4,143.06-5,715.09-2,726.82

Finding the Fourth Proportional to 4,143.06, 5,715.09 and 2,726.82

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Solution

The fourth proportional to 4,143.06, 5,715.09 and 2,726.82 is: 3,761.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.06 : 5,715.09 = 2,726.82 : x
  2. Step 2: Convert to fraction form
    4,143.06/5,715.09 = 2,726.82/x
  3. Step 3: Cross multiply
    4,143.06x = 5,715.09 × 2,726.82
  4. Step 4: Simplify right side
    4,143.06x = 15,584,021.71
  5. Step 5: Solve for x
    x = 15,584,021.71/4,143.06
  6. Step 6: Final answer
    x = 3,761.48

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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.