Home / 10,943.94-16,389.61-6,249.74

Finding the Fourth Proportional to 10,943.94, 16,389.61 and 6,249.74

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Solution

The fourth proportional to 10,943.94, 16,389.61 and 6,249.74 is: 9,359.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.94 : 16,389.61 = 6,249.74 : x
  2. Step 2: Convert to fraction form
    10,943.94/16,389.61 = 6,249.74/x
  3. Step 3: Cross multiply
    10,943.94x = 16,389.61 × 6,249.74
  4. Step 4: Simplify right side
    10,943.94x = 102,430,719.25
  5. Step 5: Solve for x
    x = 102,430,719.25/10,943.94
  6. Step 6: Final answer
    x = 9,359.58

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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.