Home / 10,949.77-16,424.43-3,554.22

Finding the Fourth Proportional to 10,949.77, 16,424.43 and 3,554.22

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Solution

The fourth proportional to 10,949.77, 16,424.43 and 3,554.22 is: 5,331.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,949.77 : 16,424.43 = 3,554.22 : x
  2. Step 2: Convert to fraction form
    10,949.77/16,424.43 = 3,554.22/x
  3. Step 3: Cross multiply
    10,949.77x = 16,424.43 × 3,554.22
  4. Step 4: Simplify right side
    10,949.77x = 58,375,937.70
  5. Step 5: Solve for x
    x = 58,375,937.70/10,949.77
  6. Step 6: Final answer
    x = 5,331.25

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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.