Home / 2,793.18-4,189.74-1,061.81

Finding the Fourth Proportional to 2,793.18, 4,189.74 and 1,061.81

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Solution

The fourth proportional to 2,793.18, 4,189.74 and 1,061.81 is: 1,592.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.18 : 4,189.74 = 1,061.81 : x
  2. Step 2: Convert to fraction form
    2,793.18/4,189.74 = 1,061.81/x
  3. Step 3: Cross multiply
    2,793.18x = 4,189.74 × 1,061.81
  4. Step 4: Simplify right side
    2,793.18x = 4,448,686.88
  5. Step 5: Solve for x
    x = 4,448,686.88/2,793.18
  6. Step 6: Final answer
    x = 1,592.70

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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.