Home / 3,423.46-5,135.19-1,232.19

Finding the Fourth Proportional to 3,423.46, 5,135.19 and 1,232.19

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Solution

The fourth proportional to 3,423.46, 5,135.19 and 1,232.19 is: 1,848.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.46 : 5,135.19 = 1,232.19 : x
  2. Step 2: Convert to fraction form
    3,423.46/5,135.19 = 1,232.19/x
  3. Step 3: Cross multiply
    3,423.46x = 5,135.19 × 1,232.19
  4. Step 4: Simplify right side
    3,423.46x = 6,327,529.77
  5. Step 5: Solve for x
    x = 6,327,529.77/3,423.46
  6. Step 6: Final answer
    x = 1,848.29

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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.