Home / 3,184.72-4,777.89-1,452.94

Finding the Fourth Proportional to 3,184.72, 4,777.89 and 1,452.94

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Solution

The fourth proportional to 3,184.72, 4,777.89 and 1,452.94 is: 2,179.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.72 : 4,777.89 = 1,452.94 : x
  2. Step 2: Convert to fraction form
    3,184.72/4,777.89 = 1,452.94/x
  3. Step 3: Cross multiply
    3,184.72x = 4,777.89 × 1,452.94
  4. Step 4: Simplify right side
    3,184.72x = 6,941,970.10
  5. Step 5: Solve for x
    x = 6,941,970.10/3,184.72
  6. Step 6: Final answer
    x = 2,179.78

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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.