Home / 4,581.43-6,874.65-2,116.19

Finding the Fourth Proportional to 4,581.43, 6,874.65 and 2,116.19

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Solution

The fourth proportional to 4,581.43, 6,874.65 and 2,116.19 is: 3,175.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581.43 : 6,874.65 = 2,116.19 : x
  2. Step 2: Convert to fraction form
    4,581.43/6,874.65 = 2,116.19/x
  3. Step 3: Cross multiply
    4,581.43x = 6,874.65 × 2,116.19
  4. Step 4: Simplify right side
    4,581.43x = 14,548,082.77
  5. Step 5: Solve for x
    x = 14,548,082.77/4,581.43
  6. Step 6: Final answer
    x = 3,175.45

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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.