Home / 10,948.45-16,424.96-3,553.05

Finding the Fourth Proportional to 10,948.45, 16,424.96 and 3,553.05

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Solution

The fourth proportional to 10,948.45, 16,424.96 and 3,553.05 is: 5,330.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.45 : 16,424.96 = 3,553.05 : x
  2. Step 2: Convert to fraction form
    10,948.45/16,424.96 = 3,553.05/x
  3. Step 3: Cross multiply
    10,948.45x = 16,424.96 × 3,553.05
  4. Step 4: Simplify right side
    10,948.45x = 58,358,704.13
  5. Step 5: Solve for x
    x = 58,358,704.13/10,948.45
  6. Step 6: Final answer
    x = 5,330.32

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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.