Home / 3,677.07-5,074.21-2,184.95

Finding the Fourth Proportional to 3,677.07, 5,074.21 and 2,184.95

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Solution

The fourth proportional to 3,677.07, 5,074.21 and 2,184.95 is: 3,015.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.07 : 5,074.21 = 2,184.95 : x
  2. Step 2: Convert to fraction form
    3,677.07/5,074.21 = 2,184.95/x
  3. Step 3: Cross multiply
    3,677.07x = 5,074.21 × 2,184.95
  4. Step 4: Simplify right side
    3,677.07x = 11,086,895.14
  5. Step 5: Solve for x
    x = 11,086,895.14/3,677.07
  6. Step 6: Final answer
    x = 3,015.14

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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.