Home / 7,712.97-11,569.49-2,376.08

Finding the Fourth Proportional to 7,712.97, 11,569.49 and 2,376.08

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Solution

The fourth proportional to 7,712.97, 11,569.49 and 2,376.08 is: 3,564.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,712.97 : 11,569.49 = 2,376.08 : x
  2. Step 2: Convert to fraction form
    7,712.97/11,569.49 = 2,376.08/x
  3. Step 3: Cross multiply
    7,712.97x = 11,569.49 × 2,376.08
  4. Step 4: Simplify right side
    7,712.97x = 27,490,059.75
  5. Step 5: Solve for x
    x = 27,490,059.75/7,712.97
  6. Step 6: Final answer
    x = 3,564.14

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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.