Home / 9,176.05-12,663.84-5,143.57

Finding the Fourth Proportional to 9,176.05, 12,663.84 and 5,143.57

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Solution

The fourth proportional to 9,176.05, 12,663.84 and 5,143.57 is: 7,098.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176.05 : 12,663.84 = 5,143.57 : x
  2. Step 2: Convert to fraction form
    9,176.05/12,663.84 = 5,143.57/x
  3. Step 3: Cross multiply
    9,176.05x = 12,663.84 × 5,143.57
  4. Step 4: Simplify right side
    9,176.05x = 65,137,335.14
  5. Step 5: Solve for x
    x = 65,137,335.14/9,176.05
  6. Step 6: Final answer
    x = 7,098.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.