Home / 5,411.61-7,468.39-3,022.05

Finding the Fourth Proportional to 5,411.61, 7,468.39 and 3,022.05

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Solution

The fourth proportional to 5,411.61, 7,468.39 and 3,022.05 is: 4,170.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,411.61 : 7,468.39 = 3,022.05 : x
  2. Step 2: Convert to fraction form
    5,411.61/7,468.39 = 3,022.05/x
  3. Step 3: Cross multiply
    5,411.61x = 7,468.39 × 3,022.05
  4. Step 4: Simplify right side
    5,411.61x = 22,569,810.66
  5. Step 5: Solve for x
    x = 22,569,810.66/5,411.61
  6. Step 6: Final answer
    x = 4,170.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.