Home / 7,652.33-11,479.53-2,387.70

Finding the Fourth Proportional to 7,652.33, 11,479.53 and 2,387.70

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Solution

The fourth proportional to 7,652.33, 11,479.53 and 2,387.70 is: 3,581.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,652.33 : 11,479.53 = 2,387.70 : x
  2. Step 2: Convert to fraction form
    7,652.33/11,479.53 = 2,387.70/x
  3. Step 3: Cross multiply
    7,652.33x = 11,479.53 × 2,387.70
  4. Step 4: Simplify right side
    7,652.33x = 27,409,673.78
  5. Step 5: Solve for x
    x = 27,409,673.78/7,652.33
  6. Step 6: Final answer
    x = 3,581.87

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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.