Home / 4,898.50-6,759.91-2,660.38

Finding the Fourth Proportional to 4,898.50, 6,759.91 and 2,660.38

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Solution

The fourth proportional to 4,898.50, 6,759.91 and 2,660.38 is: 3,671.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898.50 : 6,759.91 = 2,660.38 : x
  2. Step 2: Convert to fraction form
    4,898.50/6,759.91 = 2,660.38/x
  3. Step 3: Cross multiply
    4,898.50x = 6,759.91 × 2,660.38
  4. Step 4: Simplify right side
    4,898.50x = 17,983,940.57
  5. Step 5: Solve for x
    x = 17,983,940.57/4,898.50
  6. Step 6: Final answer
    x = 3,671.31

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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.