Home / 2,768.47-4,149.05-1,535.24

Finding the Fourth Proportional to 2,768.47, 4,149.05 and 1,535.24

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Solution

The fourth proportional to 2,768.47, 4,149.05 and 1,535.24 is: 2,300.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768.47 : 4,149.05 = 1,535.24 : x
  2. Step 2: Convert to fraction form
    2,768.47/4,149.05 = 1,535.24/x
  3. Step 3: Cross multiply
    2,768.47x = 4,149.05 × 1,535.24
  4. Step 4: Simplify right side
    2,768.47x = 6,369,787.52
  5. Step 5: Solve for x
    x = 6,369,787.52/2,768.47
  6. Step 6: Final answer
    x = 2,300.83

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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.