Home / 1,726.11-2,572.56-1,723.38

Finding the Fourth Proportional to 1,726.11, 2,572.56 and 1,723.38

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Solution

The fourth proportional to 1,726.11, 2,572.56 and 1,723.38 is: 2,568.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726.11 : 2,572.56 = 1,723.38 : x
  2. Step 2: Convert to fraction form
    1,726.11/2,572.56 = 1,723.38/x
  3. Step 3: Cross multiply
    1,726.11x = 2,572.56 × 1,723.38
  4. Step 4: Simplify right side
    1,726.11x = 4,433,488.81
  5. Step 5: Solve for x
    x = 4,433,488.81/1,726.11
  6. Step 6: Final answer
    x = 2,568.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.