Home / 2,554.11-3,813.66-2,288.84

Finding the Fourth Proportional to 2,554.11, 3,813.66 and 2,288.84

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Solution

The fourth proportional to 2,554.11, 3,813.66 and 2,288.84 is: 3,417.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.11 : 3,813.66 = 2,288.84 : x
  2. Step 2: Convert to fraction form
    2,554.11/3,813.66 = 2,288.84/x
  3. Step 3: Cross multiply
    2,554.11x = 3,813.66 × 2,288.84
  4. Step 4: Simplify right side
    2,554.11x = 8,728,838.49
  5. Step 5: Solve for x
    x = 8,728,838.49/2,554.11
  6. Step 6: Final answer
    x = 3,417.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.