Home / 5,007.28-7,513.44-3,158.08

Finding the Fourth Proportional to 5,007.28, 7,513.44 and 3,158.08

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Solution

The fourth proportional to 5,007.28, 7,513.44 and 3,158.08 is: 4,738.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.28 : 7,513.44 = 3,158.08 : x
  2. Step 2: Convert to fraction form
    5,007.28/7,513.44 = 3,158.08/x
  3. Step 3: Cross multiply
    5,007.28x = 7,513.44 × 3,158.08
  4. Step 4: Simplify right side
    5,007.28x = 23,728,044.60
  5. Step 5: Solve for x
    x = 23,728,044.60/5,007.28
  6. Step 6: Final answer
    x = 4,738.71

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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.