Home / 5,713.20-8,569.62-3,389.13

Finding the Fourth Proportional to 5,713.20, 8,569.62 and 3,389.13

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Solution

The fourth proportional to 5,713.20, 8,569.62 and 3,389.13 is: 5,083.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,713.20 : 8,569.62 = 3,389.13 : x
  2. Step 2: Convert to fraction form
    5,713.20/8,569.62 = 3,389.13/x
  3. Step 3: Cross multiply
    5,713.20x = 8,569.62 × 3,389.13
  4. Step 4: Simplify right side
    5,713.20x = 29,043,556.23
  5. Step 5: Solve for x
    x = 29,043,556.23/5,713.20
  6. Step 6: Final answer
    x = 5,083.59

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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.