Home / 5,731.60-8,595.62-2,768.20

Finding the Fourth Proportional to 5,731.60, 8,595.62 and 2,768.20

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Solution

The fourth proportional to 5,731.60, 8,595.62 and 2,768.20 is: 4,151.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.60 : 8,595.62 = 2,768.20 : x
  2. Step 2: Convert to fraction form
    5,731.60/8,595.62 = 2,768.20/x
  3. Step 3: Cross multiply
    5,731.60x = 8,595.62 × 2,768.20
  4. Step 4: Simplify right side
    5,731.60x = 23,794,402.30
  5. Step 5: Solve for x
    x = 23,794,402.30/5,731.60
  6. Step 6: Final answer
    x = 4,151.44

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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.