Home / 6,868.38-10,302.57-1,674.24

Finding the Fourth Proportional to 6,868.38, 10,302.57 and 1,674.24

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Solution

The fourth proportional to 6,868.38, 10,302.57 and 1,674.24 is: 2,511.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868.38 : 10,302.57 = 1,674.24 : x
  2. Step 2: Convert to fraction form
    6,868.38/10,302.57 = 1,674.24/x
  3. Step 3: Cross multiply
    6,868.38x = 10,302.57 × 1,674.24
  4. Step 4: Simplify right side
    6,868.38x = 17,248,974.80
  5. Step 5: Solve for x
    x = 17,248,974.80/6,868.38
  6. Step 6: Final answer
    x = 2,511.36

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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.