Home / 4,520.79-6,780.41-1,233.11

Finding the Fourth Proportional to 4,520.79, 6,780.41 and 1,233.11

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Solution

The fourth proportional to 4,520.79, 6,780.41 and 1,233.11 is: 1,849.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.79 : 6,780.41 = 1,233.11 : x
  2. Step 2: Convert to fraction form
    4,520.79/6,780.41 = 1,233.11/x
  3. Step 3: Cross multiply
    4,520.79x = 6,780.41 × 1,233.11
  4. Step 4: Simplify right side
    4,520.79x = 8,360,951.31
  5. Step 5: Solve for x
    x = 8,360,951.31/4,520.79
  6. Step 6: Final answer
    x = 1,849.44

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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.