Home / 2,793.10-4,189.67-1,149.00

Finding the Fourth Proportional to 2,793.10, 4,189.67 and 1,149.00

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Solution

The fourth proportional to 2,793.10, 4,189.67 and 1,149.00 is: 1,723.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.10 : 4,189.67 = 1,149.00 : x
  2. Step 2: Convert to fraction form
    2,793.10/4,189.67 = 1,149.00/x
  3. Step 3: Cross multiply
    2,793.10x = 4,189.67 × 1,149.00
  4. Step 4: Simplify right side
    2,793.10x = 4,813,943.71
  5. Step 5: Solve for x
    x = 4,813,943.71/2,793.10
  6. Step 6: Final answer
    x = 1,723.51

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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.