Home / 5,234.04-7,219.77-3,108.13

Finding the Fourth Proportional to 5,234.04, 7,219.77 and 3,108.13

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Solution

The fourth proportional to 5,234.04, 7,219.77 and 3,108.13 is: 4,287.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.04 : 7,219.77 = 3,108.13 : x
  2. Step 2: Convert to fraction form
    5,234.04/7,219.77 = 3,108.13/x
  3. Step 3: Cross multiply
    5,234.04x = 7,219.77 × 3,108.13
  4. Step 4: Simplify right side
    5,234.04x = 22,439,983.73
  5. Step 5: Solve for x
    x = 22,439,983.73/5,234.04
  6. Step 6: Final answer
    x = 4,287.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.