Home / 5,789.36-7,990.44-4,527.92

Finding the Fourth Proportional to 5,789.36, 7,990.44 and 4,527.92

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Solution

The fourth proportional to 5,789.36, 7,990.44 and 4,527.92 is: 6,249.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.36 : 7,990.44 = 4,527.92 : x
  2. Step 2: Convert to fraction form
    5,789.36/7,990.44 = 4,527.92/x
  3. Step 3: Cross multiply
    5,789.36x = 7,990.44 × 4,527.92
  4. Step 4: Simplify right side
    5,789.36x = 36,180,073.08
  5. Step 5: Solve for x
    x = 36,180,073.08/5,789.36
  6. Step 6: Final answer
    x = 6,249.41

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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.