Home / 3,275.77-4,519.22-1,859.15

Finding the Fourth Proportional to 3,275.77, 4,519.22 and 1,859.15

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Solution

The fourth proportional to 3,275.77, 4,519.22 and 1,859.15 is: 2,564.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.77 : 4,519.22 = 1,859.15 : x
  2. Step 2: Convert to fraction form
    3,275.77/4,519.22 = 1,859.15/x
  3. Step 3: Cross multiply
    3,275.77x = 4,519.22 × 1,859.15
  4. Step 4: Simplify right side
    3,275.77x = 8,401,907.86
  5. Step 5: Solve for x
    x = 8,401,907.86/3,275.77
  6. Step 6: Final answer
    x = 2,564.87

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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.