Home / 6,155.21-9,233.46-1,995.05

Finding the Fourth Proportional to 6,155.21, 9,233.46 and 1,995.05

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Solution

The fourth proportional to 6,155.21, 9,233.46 and 1,995.05 is: 2,992.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,155.21 : 9,233.46 = 1,995.05 : x
  2. Step 2: Convert to fraction form
    6,155.21/9,233.46 = 1,995.05/x
  3. Step 3: Cross multiply
    6,155.21x = 9,233.46 × 1,995.05
  4. Step 4: Simplify right side
    6,155.21x = 18,421,237.46
  5. Step 5: Solve for x
    x = 18,421,237.46/6,155.21
  6. Step 6: Final answer
    x = 2,992.79

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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.