Home / 10,540.08-15,809.04-2,748.24

Finding the Fourth Proportional to 10,540.08, 15,809.04 and 2,748.24

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Solution

The fourth proportional to 10,540.08, 15,809.04 and 2,748.24 is: 4,122.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,540.08 : 15,809.04 = 2,748.24 : x
  2. Step 2: Convert to fraction form
    10,540.08/15,809.04 = 2,748.24/x
  3. Step 3: Cross multiply
    10,540.08x = 15,809.04 × 2,748.24
  4. Step 4: Simplify right side
    10,540.08x = 43,447,036.09
  5. Step 5: Solve for x
    x = 43,447,036.09/10,540.08
  6. Step 6: Final answer
    x = 4,122.08

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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.