Home / 5,324.16-7,987.79-2,203.59

Finding the Fourth Proportional to 5,324.16, 7,987.79 and 2,203.59

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Solution

The fourth proportional to 5,324.16, 7,987.79 and 2,203.59 is: 3,306.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.16 : 7,987.79 = 2,203.59 : x
  2. Step 2: Convert to fraction form
    5,324.16/7,987.79 = 2,203.59/x
  3. Step 3: Cross multiply
    5,324.16x = 7,987.79 × 2,203.59
  4. Step 4: Simplify right side
    5,324.16x = 17,601,814.17
  5. Step 5: Solve for x
    x = 17,601,814.17/5,324.16
  6. Step 6: Final answer
    x = 3,306.03

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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.