Home / 3,160.86-4,734.81-2,541.21

Finding the Fourth Proportional to 3,160.86, 4,734.81 and 2,541.21

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Solution

The fourth proportional to 3,160.86, 4,734.81 and 2,541.21 is: 3,806.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.86 : 4,734.81 = 2,541.21 : x
  2. Step 2: Convert to fraction form
    3,160.86/4,734.81 = 2,541.21/x
  3. Step 3: Cross multiply
    3,160.86x = 4,734.81 × 2,541.21
  4. Step 4: Simplify right side
    3,160.86x = 12,032,146.52
  5. Step 5: Solve for x
    x = 12,032,146.52/3,160.86
  6. Step 6: Final answer
    x = 3,806.61

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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.