Home / 5,324.76-7,987.55-2,729.52

Finding the Fourth Proportional to 5,324.76, 7,987.55 and 2,729.52

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Solution

The fourth proportional to 5,324.76, 7,987.55 and 2,729.52 is: 4,094.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.76 : 7,987.55 = 2,729.52 : x
  2. Step 2: Convert to fraction form
    5,324.76/7,987.55 = 2,729.52/x
  3. Step 3: Cross multiply
    5,324.76x = 7,987.55 × 2,729.52
  4. Step 4: Simplify right side
    5,324.76x = 21,802,163.83
  5. Step 5: Solve for x
    x = 21,802,163.83/5,324.76
  6. Step 6: Final answer
    x = 4,094.49

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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.