Home / 5,442.29-8,160.91-1,743.70

Finding the Fourth Proportional to 5,442.29, 8,160.91 and 1,743.70

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Solution

The fourth proportional to 5,442.29, 8,160.91 and 1,743.70 is: 2,614.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.29 : 8,160.91 = 1,743.70 : x
  2. Step 2: Convert to fraction form
    5,442.29/8,160.91 = 1,743.70/x
  3. Step 3: Cross multiply
    5,442.29x = 8,160.91 × 1,743.70
  4. Step 4: Simplify right side
    5,442.29x = 14,230,178.77
  5. Step 5: Solve for x
    x = 14,230,178.77/5,442.29
  6. Step 6: Final answer
    x = 2,614.74

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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.