Home / 6,119.18-9,175.87-2,372.72

Finding the Fourth Proportional to 6,119.18, 9,175.87 and 2,372.72

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Solution

The fourth proportional to 6,119.18, 9,175.87 and 2,372.72 is: 3,557.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.18 : 9,175.87 = 2,372.72 : x
  2. Step 2: Convert to fraction form
    6,119.18/9,175.87 = 2,372.72/x
  3. Step 3: Cross multiply
    6,119.18x = 9,175.87 × 2,372.72
  4. Step 4: Simplify right side
    6,119.18x = 21,771,718.46
  5. Step 5: Solve for x
    x = 21,771,718.46/6,119.18
  6. Step 6: Final answer
    x = 3,557.95

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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.