Home / 11,095.38-16,616.34-7,178.22

Finding the Fourth Proportional to 11,095.38, 16,616.34 and 7,178.22

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Solution

The fourth proportional to 11,095.38, 16,616.34 and 7,178.22 is: 10,750.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,095.38 : 16,616.34 = 7,178.22 : x
  2. Step 2: Convert to fraction form
    11,095.38/16,616.34 = 7,178.22/x
  3. Step 3: Cross multiply
    11,095.38x = 16,616.34 × 7,178.22
  4. Step 4: Simplify right side
    11,095.38x = 119,275,744.11
  5. Step 5: Solve for x
    x = 119,275,744.11/11,095.38
  6. Step 6: Final answer
    x = 10,750.04

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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.