Home / 5,234.08-7,853.79-3,480.28

Finding the Fourth Proportional to 5,234.08, 7,853.79 and 3,480.28

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Solution

The fourth proportional to 5,234.08, 7,853.79 and 3,480.28 is: 5,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.08 : 7,853.79 = 3,480.28 : x
  2. Step 2: Convert to fraction form
    5,234.08/7,853.79 = 3,480.28/x
  3. Step 3: Cross multiply
    5,234.08x = 7,853.79 × 3,480.28
  4. Step 4: Simplify right side
    5,234.08x = 27,333,388.26
  5. Step 5: Solve for x
    x = 27,333,388.26/5,234.08
  6. Step 6: Final answer
    x = 5,222.20

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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.