Home / 5,785.20-8,671.56-2,499.84

Finding the Fourth Proportional to 5,785.20, 8,671.56 and 2,499.84

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Solution

The fourth proportional to 5,785.20, 8,671.56 and 2,499.84 is: 3,747.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.20 : 8,671.56 = 2,499.84 : x
  2. Step 2: Convert to fraction form
    5,785.20/8,671.56 = 2,499.84/x
  3. Step 3: Cross multiply
    5,785.20x = 8,671.56 × 2,499.84
  4. Step 4: Simplify right side
    5,785.20x = 21,677,512.55
  5. Step 5: Solve for x
    x = 21,677,512.55/5,785.20
  6. Step 6: Final answer
    x = 3,747.06

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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.