Home / 5,017.28-7,528.44-3,168.08

Finding the Fourth Proportional to 5,017.28, 7,528.44 and 3,168.08

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Solution

The fourth proportional to 5,017.28, 7,528.44 and 3,168.08 is: 4,753.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.28 : 7,528.44 = 3,168.08 : x
  2. Step 2: Convert to fraction form
    5,017.28/7,528.44 = 3,168.08/x
  3. Step 3: Cross multiply
    5,017.28x = 7,528.44 × 3,168.08
  4. Step 4: Simplify right side
    5,017.28x = 23,850,700.20
  5. Step 5: Solve for x
    x = 23,850,700.20/5,017.28
  6. Step 6: Final answer
    x = 4,753.71

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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.