Home / 3,818.57-5,262.93-3,286.13

Finding the Fourth Proportional to 3,818.57, 5,262.93 and 3,286.13

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Solution

The fourth proportional to 3,818.57, 5,262.93 and 3,286.13 is: 4,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.57 : 5,262.93 = 3,286.13 : x
  2. Step 2: Convert to fraction form
    3,818.57/5,262.93 = 3,286.13/x
  3. Step 3: Cross multiply
    3,818.57x = 5,262.93 × 3,286.13
  4. Step 4: Simplify right side
    3,818.57x = 17,294,685.32
  5. Step 5: Solve for x
    x = 17,294,685.32/3,818.57
  6. Step 6: Final answer
    x = 4,529.10

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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.