Home / 10,943.68-16,408.33-5,400.65

Finding the Fourth Proportional to 10,943.68, 16,408.33 and 5,400.65

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Solution

The fourth proportional to 10,943.68, 16,408.33 and 5,400.65 is: 8,097.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.68 : 16,408.33 = 5,400.65 : x
  2. Step 2: Convert to fraction form
    10,943.68/16,408.33 = 5,400.65/x
  3. Step 3: Cross multiply
    10,943.68x = 16,408.33 × 5,400.65
  4. Step 4: Simplify right side
    10,943.68x = 88,615,647.41
  5. Step 5: Solve for x
    x = 88,615,647.41/10,943.68
  6. Step 6: Final answer
    x = 8,097.43

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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.