Home / 5,000.20-7,499.58-2,079.16

Finding the Fourth Proportional to 5,000.20, 7,499.58 and 2,079.16

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Solution

The fourth proportional to 5,000.20, 7,499.58 and 2,079.16 is: 3,118.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.20 : 7,499.58 = 2,079.16 : x
  2. Step 2: Convert to fraction form
    5,000.20/7,499.58 = 2,079.16/x
  3. Step 3: Cross multiply
    5,000.20x = 7,499.58 × 2,079.16
  4. Step 4: Simplify right side
    5,000.20x = 15,592,826.75
  5. Step 5: Solve for x
    x = 15,592,826.75/5,000.20
  6. Step 6: Final answer
    x = 3,118.44

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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.