Home / 2,555.57-3,829.88-2,299.55

Finding the Fourth Proportional to 2,555.57, 3,829.88 and 2,299.55

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Solution

The fourth proportional to 2,555.57, 3,829.88 and 2,299.55 is: 3,446.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.57 : 3,829.88 = 2,299.55 : x
  2. Step 2: Convert to fraction form
    2,555.57/3,829.88 = 2,299.55/x
  3. Step 3: Cross multiply
    2,555.57x = 3,829.88 × 2,299.55
  4. Step 4: Simplify right side
    2,555.57x = 8,806,987.15
  5. Step 5: Solve for x
    x = 8,806,987.15/2,555.57
  6. Step 6: Final answer
    x = 3,446.19

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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.