Home / 7,381.09-10,198.83-5,901.22

Finding the Fourth Proportional to 7,381.09, 10,198.83 and 5,901.22

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Solution

The fourth proportional to 7,381.09, 10,198.83 and 5,901.22 is: 8,154.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.09 : 10,198.83 = 5,901.22 : x
  2. Step 2: Convert to fraction form
    7,381.09/10,198.83 = 5,901.22/x
  3. Step 3: Cross multiply
    7,381.09x = 10,198.83 × 5,901.22
  4. Step 4: Simplify right side
    7,381.09x = 60,185,539.57
  5. Step 5: Solve for x
    x = 60,185,539.57/7,381.09
  6. Step 6: Final answer
    x = 8,154.02

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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.