Home / 6,290.82-9,436.23-2,130.84

Finding the Fourth Proportional to 6,290.82, 9,436.23 and 2,130.84

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Solution

The fourth proportional to 6,290.82, 9,436.23 and 2,130.84 is: 3,196.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290.82 : 9,436.23 = 2,130.84 : x
  2. Step 2: Convert to fraction form
    6,290.82/9,436.23 = 2,130.84/x
  3. Step 3: Cross multiply
    6,290.82x = 9,436.23 × 2,130.84
  4. Step 4: Simplify right side
    6,290.82x = 20,107,096.33
  5. Step 5: Solve for x
    x = 20,107,096.33/6,290.82
  6. Step 6: Final answer
    x = 3,196.26

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Double scale
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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.