Home / 7,082.10-10,627.77-2,699.61

Finding the Fourth Proportional to 7,082.10, 10,627.77 and 2,699.61

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Solution

The fourth proportional to 7,082.10, 10,627.77 and 2,699.61 is: 4,051.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082.10 : 10,627.77 = 2,699.61 : x
  2. Step 2: Convert to fraction form
    7,082.10/10,627.77 = 2,699.61/x
  3. Step 3: Cross multiply
    7,082.10x = 10,627.77 × 2,699.61
  4. Step 4: Simplify right side
    7,082.10x = 28,690,834.17
  5. Step 5: Solve for x
    x = 28,690,834.17/7,082.10
  6. Step 6: Final answer
    x = 4,051.18

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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.