Home / 10,542.07-15,814.01-2,750.88

Finding the Fourth Proportional to 10,542.07, 15,814.01 and 2,750.88

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Solution

The fourth proportional to 10,542.07, 15,814.01 and 2,750.88 is: 4,126.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,542.07 : 15,814.01 = 2,750.88 : x
  2. Step 2: Convert to fraction form
    10,542.07/15,814.01 = 2,750.88/x
  3. Step 3: Cross multiply
    10,542.07x = 15,814.01 × 2,750.88
  4. Step 4: Simplify right side
    10,542.07x = 43,502,443.83
  5. Step 5: Solve for x
    x = 43,502,443.83/10,542.07
  6. Step 6: Final answer
    x = 4,126.56

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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.