Home / 5,803.88-8,009.45-3,151.29

Finding the Fourth Proportional to 5,803.88, 8,009.45 and 3,151.29

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Solution

The fourth proportional to 5,803.88, 8,009.45 and 3,151.29 is: 4,348.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.88 : 8,009.45 = 3,151.29 : x
  2. Step 2: Convert to fraction form
    5,803.88/8,009.45 = 3,151.29/x
  3. Step 3: Cross multiply
    5,803.88x = 8,009.45 × 3,151.29
  4. Step 4: Simplify right side
    5,803.88x = 25,240,107.57
  5. Step 5: Solve for x
    x = 25,240,107.57/5,803.88
  6. Step 6: Final answer
    x = 4,348.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.