Home / 3,440.72-5,161.08-2,458.02

Finding the Fourth Proportional to 3,440.72, 5,161.08 and 2,458.02

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Solution

The fourth proportional to 3,440.72, 5,161.08 and 2,458.02 is: 3,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.72 : 5,161.08 = 2,458.02 : x
  2. Step 2: Convert to fraction form
    3,440.72/5,161.08 = 2,458.02/x
  3. Step 3: Cross multiply
    3,440.72x = 5,161.08 × 2,458.02
  4. Step 4: Simplify right side
    3,440.72x = 12,686,037.86
  5. Step 5: Solve for x
    x = 12,686,037.86/3,440.72
  6. Step 6: Final answer
    x = 3,687.03

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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.