Home / 5,854.50-8,781.57-1,694.61

Finding the Fourth Proportional to 5,854.50, 8,781.57 and 1,694.61

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Solution

The fourth proportional to 5,854.50, 8,781.57 and 1,694.61 is: 2,541.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,854.50 : 8,781.57 = 1,694.61 : x
  2. Step 2: Convert to fraction form
    5,854.50/8,781.57 = 1,694.61/x
  3. Step 3: Cross multiply
    5,854.50x = 8,781.57 × 1,694.61
  4. Step 4: Simplify right side
    5,854.50x = 14,881,336.34
  5. Step 5: Solve for x
    x = 14,881,336.34/5,854.50
  6. Step 6: Final answer
    x = 2,541.86

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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.