Home / 2,024.87-2,794.45-1,228.75

Finding the Fourth Proportional to 2,024.87, 2,794.45 and 1,228.75

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Solution

The fourth proportional to 2,024.87, 2,794.45 and 1,228.75 is: 1,695.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.87 : 2,794.45 = 1,228.75 : x
  2. Step 2: Convert to fraction form
    2,024.87/2,794.45 = 1,228.75/x
  3. Step 3: Cross multiply
    2,024.87x = 2,794.45 × 1,228.75
  4. Step 4: Simplify right side
    2,024.87x = 3,433,680.44
  5. Step 5: Solve for x
    x = 3,433,680.44/2,024.87
  6. Step 6: Final answer
    x = 1,695.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.