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Finding the Fourth Proportional to 3,575.67, 5,365.71 and 1,726.97

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Solution

The fourth proportional to 3,575.67, 5,365.71 and 1,726.97 is: 2,591.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.67 : 5,365.71 = 1,726.97 : x
  2. Step 2: Convert to fraction form
    3,575.67/5,365.71 = 1,726.97/x
  3. Step 3: Cross multiply
    3,575.67x = 5,365.71 × 1,726.97
  4. Step 4: Simplify right side
    3,575.67x = 9,266,393.37
  5. Step 5: Solve for x
    x = 9,266,393.37/3,575.67
  6. Step 6: Final answer
    x = 2,591.51

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1.5x scale

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.