Home / 4,135.49-5,704.84-2,560.85

Finding the Fourth Proportional to 4,135.49, 5,704.84 and 2,560.85

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Solution

The fourth proportional to 4,135.49, 5,704.84 and 2,560.85 is: 3,532.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.49 : 5,704.84 = 2,560.85 : x
  2. Step 2: Convert to fraction form
    4,135.49/5,704.84 = 2,560.85/x
  3. Step 3: Cross multiply
    4,135.49x = 5,704.84 × 2,560.85
  4. Step 4: Simplify right side
    4,135.49x = 14,609,253.78
  5. Step 5: Solve for x
    x = 14,609,253.78/4,135.49
  6. Step 6: Final answer
    x = 3,532.65

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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.