Home / 7,718.92-11,579.40-2,523.04

Finding the Fourth Proportional to 7,718.92, 11,579.40 and 2,523.04

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Solution

The fourth proportional to 7,718.92, 11,579.40 and 2,523.04 is: 3,784.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718.92 : 11,579.40 = 2,523.04 : x
  2. Step 2: Convert to fraction form
    7,718.92/11,579.40 = 2,523.04/x
  3. Step 3: Cross multiply
    7,718.92x = 11,579.40 × 2,523.04
  4. Step 4: Simplify right side
    7,718.92x = 29,215,289.38
  5. Step 5: Solve for x
    x = 29,215,289.38/7,718.92
  6. Step 6: Final answer
    x = 3,784.89

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1.5x scale

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.