Home / 5,336.72-8,007.48-3,388.40

Finding the Fourth Proportional to 5,336.72, 8,007.48 and 3,388.40

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Solution

The fourth proportional to 5,336.72, 8,007.48 and 3,388.40 is: 5,084.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336.72 : 8,007.48 = 3,388.40 : x
  2. Step 2: Convert to fraction form
    5,336.72/8,007.48 = 3,388.40/x
  3. Step 3: Cross multiply
    5,336.72x = 8,007.48 × 3,388.40
  4. Step 4: Simplify right side
    5,336.72x = 27,132,545.23
  5. Step 5: Solve for x
    x = 27,132,545.23/5,336.72
  6. Step 6: Final answer
    x = 5,084.12

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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.