Home / 11,234.80-16,844.10-7,341.40

Finding the Fourth Proportional to 11,234.80, 16,844.10 and 7,341.40

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Solution

The fourth proportional to 11,234.80, 16,844.10 and 7,341.40 is: 11,006.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.80 : 16,844.10 = 7,341.40 : x
  2. Step 2: Convert to fraction form
    11,234.80/16,844.10 = 7,341.40/x
  3. Step 3: Cross multiply
    11,234.80x = 16,844.10 × 7,341.40
  4. Step 4: Simplify right side
    11,234.80x = 123,659,275.74
  5. Step 5: Solve for x
    x = 123,659,275.74/11,234.80
  6. Step 6: Final answer
    x = 11,006.81

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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.