Home / 5,332.20-7,998.32-1,867

Finding the Fourth Proportional to 5,332.20, 7,998.32 and 1,867

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Solution

The fourth proportional to 5,332.20, 7,998.32 and 1,867 is: 2,800.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332.20 : 7,998.32 = 1,867 : x
  2. Step 2: Convert to fraction form
    5,332.20/7,998.32 = 1,867/x
  3. Step 3: Cross multiply
    5,332.20x = 7,998.32 × 1,867
  4. Step 4: Simplify right side
    5,332.20x = 14,932,863.44
  5. Step 5: Solve for x
    x = 14,932,863.44/5,332.20
  6. Step 6: Final answer
    x = 2,800.51

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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.