Home / 5,613.32-8,422.43-3,013.22

Finding the Fourth Proportional to 5,613.32, 8,422.43 and 3,013.22

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Solution

The fourth proportional to 5,613.32, 8,422.43 and 3,013.22 is: 4,521.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613.32 : 8,422.43 = 3,013.22 : x
  2. Step 2: Convert to fraction form
    5,613.32/8,422.43 = 3,013.22/x
  3. Step 3: Cross multiply
    5,613.32x = 8,422.43 × 3,013.22
  4. Step 4: Simplify right side
    5,613.32x = 25,378,640.51
  5. Step 5: Solve for x
    x = 25,378,640.51/5,613.32
  6. Step 6: Final answer
    x = 4,521.14

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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.