Home / 11,975.94-16,526.78-6,943.08

Finding the Fourth Proportional to 11,975.94, 16,526.78 and 6,943.08

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Solution

The fourth proportional to 11,975.94, 16,526.78 and 6,943.08 is: 9,581.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975.94 : 16,526.78 = 6,943.08 : x
  2. Step 2: Convert to fraction form
    11,975.94/16,526.78 = 6,943.08/x
  3. Step 3: Cross multiply
    11,975.94x = 16,526.78 × 6,943.08
  4. Step 4: Simplify right side
    11,975.94x = 114,746,755.68
  5. Step 5: Solve for x
    x = 114,746,755.68/11,975.94
  6. Step 6: Final answer
    x = 9,581.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.