Home / 3,816.20-5,261.19-3,262.62

Finding the Fourth Proportional to 3,816.20, 5,261.19 and 3,262.62

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Solution

The fourth proportional to 3,816.20, 5,261.19 and 3,262.62 is: 4,498.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.20 : 5,261.19 = 3,262.62 : x
  2. Step 2: Convert to fraction form
    3,816.20/5,261.19 = 3,262.62/x
  3. Step 3: Cross multiply
    3,816.20x = 5,261.19 × 3,262.62
  4. Step 4: Simplify right side
    3,816.20x = 17,165,263.72
  5. Step 5: Solve for x
    x = 17,165,263.72/3,816.20
  6. Step 6: Final answer
    x = 4,498.00

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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.