Home / 3,338.15-4,606.77-2,217.15

Finding the Fourth Proportional to 3,338.15, 4,606.77 and 2,217.15

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Solution

The fourth proportional to 3,338.15, 4,606.77 and 2,217.15 is: 3,059.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.15 : 4,606.77 = 2,217.15 : x
  2. Step 2: Convert to fraction form
    3,338.15/4,606.77 = 2,217.15/x
  3. Step 3: Cross multiply
    3,338.15x = 4,606.77 × 2,217.15
  4. Step 4: Simplify right side
    3,338.15x = 10,213,900.11
  5. Step 5: Solve for x
    x = 10,213,900.11/3,338.15
  6. Step 6: Final answer
    x = 3,059.75

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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.