Home / 3,381.26-4,665.97-1,888.97

Finding the Fourth Proportional to 3,381.26, 4,665.97 and 1,888.97

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Solution

The fourth proportional to 3,381.26, 4,665.97 and 1,888.97 is: 2,606.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.26 : 4,665.97 = 1,888.97 : x
  2. Step 2: Convert to fraction form
    3,381.26/4,665.97 = 1,888.97/x
  3. Step 3: Cross multiply
    3,381.26x = 4,665.97 × 1,888.97
  4. Step 4: Simplify right side
    3,381.26x = 8,813,877.35
  5. Step 5: Solve for x
    x = 8,813,877.35/3,381.26
  6. Step 6: Final answer
    x = 2,606.68

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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.