Home / 6,821.24-10,232.08-1,890.94

Finding the Fourth Proportional to 6,821.24, 10,232.08 and 1,890.94

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Solution

The fourth proportional to 6,821.24, 10,232.08 and 1,890.94 is: 2,836.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821.24 : 10,232.08 = 1,890.94 : x
  2. Step 2: Convert to fraction form
    6,821.24/10,232.08 = 1,890.94/x
  3. Step 3: Cross multiply
    6,821.24x = 10,232.08 × 1,890.94
  4. Step 4: Simplify right side
    6,821.24x = 19,348,249.36
  5. Step 5: Solve for x
    x = 19,348,249.36/6,821.24
  6. Step 6: Final answer
    x = 2,836.47

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Similar ratio
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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.