Home / 7,587.78-11,382.03-2,394.06

Finding the Fourth Proportional to 7,587.78, 11,382.03 and 2,394.06

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Solution

The fourth proportional to 7,587.78, 11,382.03 and 2,394.06 is: 3,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.78 : 11,382.03 = 2,394.06 : x
  2. Step 2: Convert to fraction form
    7,587.78/11,382.03 = 2,394.06/x
  3. Step 3: Cross multiply
    7,587.78x = 11,382.03 × 2,394.06
  4. Step 4: Simplify right side
    7,587.78x = 27,249,262.74
  5. Step 5: Solve for x
    x = 27,249,262.74/7,587.78
  6. Step 6: Final answer
    x = 3,591.20

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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.