Home / 3,708.91-5,561.32-1,519.18

Finding the Fourth Proportional to 3,708.91, 5,561.32 and 1,519.18

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Solution

The fourth proportional to 3,708.91, 5,561.32 and 1,519.18 is: 2,277.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.91 : 5,561.32 = 1,519.18 : x
  2. Step 2: Convert to fraction form
    3,708.91/5,561.32 = 1,519.18/x
  3. Step 3: Cross multiply
    3,708.91x = 5,561.32 × 1,519.18
  4. Step 4: Simplify right side
    3,708.91x = 8,448,646.12
  5. Step 5: Solve for x
    x = 8,448,646.12/3,708.91
  6. Step 6: Final answer
    x = 2,277.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.