Home / 7,236.84-10,857.09-2,042.72

Finding the Fourth Proportional to 7,236.84, 10,857.09 and 2,042.72

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Solution

The fourth proportional to 7,236.84, 10,857.09 and 2,042.72 is: 3,064.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.84 : 10,857.09 = 2,042.72 : x
  2. Step 2: Convert to fraction form
    7,236.84/10,857.09 = 2,042.72/x
  3. Step 3: Cross multiply
    7,236.84x = 10,857.09 × 2,042.72
  4. Step 4: Simplify right side
    7,236.84x = 22,177,977.48
  5. Step 5: Solve for x
    x = 22,177,977.48/7,236.84
  6. Step 6: Final answer
    x = 3,064.59

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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.