Home / 5,816.13-8,023.69-3,876.28

Finding the Fourth Proportional to 5,816.13, 8,023.69 and 3,876.28

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Solution

The fourth proportional to 5,816.13, 8,023.69 and 3,876.28 is: 5,347.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.13 : 8,023.69 = 3,876.28 : x
  2. Step 2: Convert to fraction form
    5,816.13/8,023.69 = 3,876.28/x
  3. Step 3: Cross multiply
    5,816.13x = 8,023.69 × 3,876.28
  4. Step 4: Simplify right side
    5,816.13x = 31,102,049.69
  5. Step 5: Solve for x
    x = 31,102,049.69/5,816.13
  6. Step 6: Final answer
    x = 5,347.55

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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.