Home / 1,726.56-2,588.01-1,177.38

Finding the Fourth Proportional to 1,726.56, 2,588.01 and 1,177.38

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Solution

The fourth proportional to 1,726.56, 2,588.01 and 1,177.38 is: 1,764.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726.56 : 2,588.01 = 1,177.38 : x
  2. Step 2: Convert to fraction form
    1,726.56/2,588.01 = 1,177.38/x
  3. Step 3: Cross multiply
    1,726.56x = 2,588.01 × 1,177.38
  4. Step 4: Simplify right side
    1,726.56x = 3,047,065.33
  5. Step 5: Solve for x
    x = 3,047,065.33/1,726.56
  6. Step 6: Final answer
    x = 1,764.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.