Home / 2,645.55-3,963.06-1,604.97

Finding the Fourth Proportional to 2,645.55, 3,963.06 and 1,604.97

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Solution

The fourth proportional to 2,645.55, 3,963.06 and 1,604.97 is: 2,404.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645.55 : 3,963.06 = 1,604.97 : x
  2. Step 2: Convert to fraction form
    2,645.55/3,963.06 = 1,604.97/x
  3. Step 3: Cross multiply
    2,645.55x = 3,963.06 × 1,604.97
  4. Step 4: Simplify right side
    2,645.55x = 6,360,592.41
  5. Step 5: Solve for x
    x = 6,360,592.41/2,645.55
  6. Step 6: Final answer
    x = 2,404.26

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1.5x scale

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.