Home / 9,330.49-12,876.09-5,081.56

Finding the Fourth Proportional to 9,330.49, 12,876.09 and 5,081.56

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Solution

The fourth proportional to 9,330.49, 12,876.09 and 5,081.56 is: 7,012.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.49 : 12,876.09 = 5,081.56 : x
  2. Step 2: Convert to fraction form
    9,330.49/12,876.09 = 5,081.56/x
  3. Step 3: Cross multiply
    9,330.49x = 12,876.09 × 5,081.56
  4. Step 4: Simplify right side
    9,330.49x = 65,430,623.90
  5. Step 5: Solve for x
    x = 65,430,623.90/9,330.49
  6. Step 6: Final answer
    x = 7,012.56

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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.