Home / 4,254.22-6,381.66-1,332.50

Finding the Fourth Proportional to 4,254.22, 6,381.66 and 1,332.50

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Solution

The fourth proportional to 4,254.22, 6,381.66 and 1,332.50 is: 1,998.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.22 : 6,381.66 = 1,332.50 : x
  2. Step 2: Convert to fraction form
    4,254.22/6,381.66 = 1,332.50/x
  3. Step 3: Cross multiply
    4,254.22x = 6,381.66 × 1,332.50
  4. Step 4: Simplify right side
    4,254.22x = 8,503,561.95
  5. Step 5: Solve for x
    x = 8,503,561.95/4,254.22
  6. Step 6: Final answer
    x = 1,998.85

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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.