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Finding the Fourth Proportional to 3,702.05, 5,555.98 and 1,726.66

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Solution

The fourth proportional to 3,702.05, 5,555.98 and 1,726.66 is: 2,591.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.05 : 5,555.98 = 1,726.66 : x
  2. Step 2: Convert to fraction form
    3,702.05/5,555.98 = 1,726.66/x
  3. Step 3: Cross multiply
    3,702.05x = 5,555.98 × 1,726.66
  4. Step 4: Simplify right side
    3,702.05x = 9,593,260.65
  5. Step 5: Solve for x
    x = 9,593,260.65/3,702.05
  6. Step 6: Final answer
    x = 2,591.34

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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.