Home / 11,302.70-16,954.05-3,908.30

Finding the Fourth Proportional to 11,302.70, 16,954.05 and 3,908.30

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Solution

The fourth proportional to 11,302.70, 16,954.05 and 3,908.30 is: 5,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,302.70 : 16,954.05 = 3,908.30 : x
  2. Step 2: Convert to fraction form
    11,302.70/16,954.05 = 3,908.30/x
  3. Step 3: Cross multiply
    11,302.70x = 16,954.05 × 3,908.30
  4. Step 4: Simplify right side
    11,302.70x = 66,261,513.62
  5. Step 5: Solve for x
    x = 66,261,513.62/11,302.70
  6. Step 6: Final answer
    x = 5,862.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.