Home / 5,351.16-8,029.91-2,429.42

Finding the Fourth Proportional to 5,351.16, 8,029.91 and 2,429.42

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Solution

The fourth proportional to 5,351.16, 8,029.91 and 2,429.42 is: 3,645.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.16 : 8,029.91 = 2,429.42 : x
  2. Step 2: Convert to fraction form
    5,351.16/8,029.91 = 2,429.42/x
  3. Step 3: Cross multiply
    5,351.16x = 8,029.91 × 2,429.42
  4. Step 4: Simplify right side
    5,351.16x = 19,508,023.95
  5. Step 5: Solve for x
    x = 19,508,023.95/5,351.16
  6. Step 6: Final answer
    x = 3,645.57

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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.