Home / 5,437.29-8,155.95-2,148.69

Finding the Fourth Proportional to 5,437.29, 8,155.95 and 2,148.69

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Solution

The fourth proportional to 5,437.29, 8,155.95 and 2,148.69 is: 3,223.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.29 : 8,155.95 = 2,148.69 : x
  2. Step 2: Convert to fraction form
    5,437.29/8,155.95 = 2,148.69/x
  3. Step 3: Cross multiply
    5,437.29x = 8,155.95 × 2,148.69
  4. Step 4: Simplify right side
    5,437.29x = 17,524,608.21
  5. Step 5: Solve for x
    x = 17,524,608.21/5,437.29
  6. Step 6: Final answer
    x = 3,223.04

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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.