Home / 5,916.50-8,876.26-2,218.74

Finding the Fourth Proportional to 5,916.50, 8,876.26 and 2,218.74

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Solution

The fourth proportional to 5,916.50, 8,876.26 and 2,218.74 is: 3,328.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,916.50 : 8,876.26 = 2,218.74 : x
  2. Step 2: Convert to fraction form
    5,916.50/8,876.26 = 2,218.74/x
  3. Step 3: Cross multiply
    5,916.50x = 8,876.26 × 2,218.74
  4. Step 4: Simplify right side
    5,916.50x = 19,694,113.11
  5. Step 5: Solve for x
    x = 19,694,113.11/5,916.50
  6. Step 6: Final answer
    x = 3,328.68

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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.