Home / 3,291.18-4,541.83-1,874.80

Finding the Fourth Proportional to 3,291.18, 4,541.83 and 1,874.80

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Solution

The fourth proportional to 3,291.18, 4,541.83 and 1,874.80 is: 2,587.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.18 : 4,541.83 = 1,874.80 : x
  2. Step 2: Convert to fraction form
    3,291.18/4,541.83 = 1,874.80/x
  3. Step 3: Cross multiply
    3,291.18x = 4,541.83 × 1,874.80
  4. Step 4: Simplify right side
    3,291.18x = 8,515,023.87
  5. Step 5: Solve for x
    x = 8,515,023.87/3,291.18
  6. Step 6: Final answer
    x = 2,587.23

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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.