Home / 6,156.30-9,234.45-3,556.20

Finding the Fourth Proportional to 6,156.30, 9,234.45 and 3,556.20

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Solution

The fourth proportional to 6,156.30, 9,234.45 and 3,556.20 is: 5,334.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.30 : 9,234.45 = 3,556.20 : x
  2. Step 2: Convert to fraction form
    6,156.30/9,234.45 = 3,556.20/x
  3. Step 3: Cross multiply
    6,156.30x = 9,234.45 × 3,556.20
  4. Step 4: Simplify right side
    6,156.30x = 32,839,551.09
  5. Step 5: Solve for x
    x = 32,839,551.09/6,156.30
  6. Step 6: Final answer
    x = 5,334.30

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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.