Home / 3,149.01-4,724.73-1,200.76

Finding the Fourth Proportional to 3,149.01, 4,724.73 and 1,200.76

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Solution

The fourth proportional to 3,149.01, 4,724.73 and 1,200.76 is: 1,801.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.01 : 4,724.73 = 1,200.76 : x
  2. Step 2: Convert to fraction form
    3,149.01/4,724.73 = 1,200.76/x
  3. Step 3: Cross multiply
    3,149.01x = 4,724.73 × 1,200.76
  4. Step 4: Simplify right side
    3,149.01x = 5,673,254.98
  5. Step 5: Solve for x
    x = 5,673,254.98/3,149.01
  6. Step 6: Final answer
    x = 1,801.60

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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.