Home / 3,756.12-5,180.49-3,504.61

Finding the Fourth Proportional to 3,756.12, 5,180.49 and 3,504.61

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Solution

The fourth proportional to 3,756.12, 5,180.49 and 3,504.61 is: 4,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.12 : 5,180.49 = 3,504.61 : x
  2. Step 2: Convert to fraction form
    3,756.12/5,180.49 = 3,504.61/x
  3. Step 3: Cross multiply
    3,756.12x = 5,180.49 × 3,504.61
  4. Step 4: Simplify right side
    3,756.12x = 18,155,597.06
  5. Step 5: Solve for x
    x = 18,155,597.06/3,756.12
  6. Step 6: Final answer
    x = 4,833.60

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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.