Home / 4,255.68-5,872.16-2,576.80

Finding the Fourth Proportional to 4,255.68, 5,872.16 and 2,576.80

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Solution

The fourth proportional to 4,255.68, 5,872.16 and 2,576.80 is: 3,555.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.68 : 5,872.16 = 2,576.80 : x
  2. Step 2: Convert to fraction form
    4,255.68/5,872.16 = 2,576.80/x
  3. Step 3: Cross multiply
    4,255.68x = 5,872.16 × 2,576.80
  4. Step 4: Simplify right side
    4,255.68x = 15,131,381.89
  5. Step 5: Solve for x
    x = 15,131,381.89/4,255.68
  6. Step 6: Final answer
    x = 3,555.57

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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.