Home / 3,371.81-4,653.66-2,490.17

Finding the Fourth Proportional to 3,371.81, 4,653.66 and 2,490.17

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Solution

The fourth proportional to 3,371.81, 4,653.66 and 2,490.17 is: 3,436.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.81 : 4,653.66 = 2,490.17 : x
  2. Step 2: Convert to fraction form
    3,371.81/4,653.66 = 2,490.17/x
  3. Step 3: Cross multiply
    3,371.81x = 4,653.66 × 2,490.17
  4. Step 4: Simplify right side
    3,371.81x = 11,588,381.25
  5. Step 5: Solve for x
    x = 11,588,381.25/3,371.81
  6. Step 6: Final answer
    x = 3,436.85

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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.