Home / 6,411.55-9,616.63-2,251.69

Finding the Fourth Proportional to 6,411.55, 9,616.63 and 2,251.69

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Solution

The fourth proportional to 6,411.55, 9,616.63 and 2,251.69 is: 3,377.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411.55 : 9,616.63 = 2,251.69 : x
  2. Step 2: Convert to fraction form
    6,411.55/9,616.63 = 2,251.69/x
  3. Step 3: Cross multiply
    6,411.55x = 9,616.63 × 2,251.69
  4. Step 4: Simplify right side
    6,411.55x = 21,653,669.60
  5. Step 5: Solve for x
    x = 21,653,669.60/6,411.55
  6. Step 6: Final answer
    x = 3,377.29

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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.