Home / 2,793.24-4,189.86-1,148.63

Finding the Fourth Proportional to 2,793.24, 4,189.86 and 1,148.63

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Solution

The fourth proportional to 2,793.24, 4,189.86 and 1,148.63 is: 1,722.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.24 : 4,189.86 = 1,148.63 : x
  2. Step 2: Convert to fraction form
    2,793.24/4,189.86 = 1,148.63/x
  3. Step 3: Cross multiply
    2,793.24x = 4,189.86 × 1,148.63
  4. Step 4: Simplify right side
    2,793.24x = 4,812,598.89
  5. Step 5: Solve for x
    x = 4,812,598.89/2,793.24
  6. Step 6: Final answer
    x = 1,722.95

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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.