Home / 3,752.39-5,180.81-2,336.65

Finding the Fourth Proportional to 3,752.39, 5,180.81 and 2,336.65

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Solution

The fourth proportional to 3,752.39, 5,180.81 and 2,336.65 is: 3,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.39 : 5,180.81 = 2,336.65 : x
  2. Step 2: Convert to fraction form
    3,752.39/5,180.81 = 2,336.65/x
  3. Step 3: Cross multiply
    3,752.39x = 5,180.81 × 2,336.65
  4. Step 4: Simplify right side
    3,752.39x = 12,105,739.69
  5. Step 5: Solve for x
    x = 12,105,739.69/3,752.39
  6. Step 6: Final answer
    x = 3,226.14

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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.