Home / 3,425.62-5,135.34-1,232.81

Finding the Fourth Proportional to 3,425.62, 5,135.34 and 1,232.81

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Solution

The fourth proportional to 3,425.62, 5,135.34 and 1,232.81 is: 1,848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.62 : 5,135.34 = 1,232.81 : x
  2. Step 2: Convert to fraction form
    3,425.62/5,135.34 = 1,232.81/x
  3. Step 3: Cross multiply
    3,425.62x = 5,135.34 × 1,232.81
  4. Step 4: Simplify right side
    3,425.62x = 6,330,898.51
  5. Step 5: Solve for x
    x = 6,330,898.51/3,425.62
  6. Step 6: Final answer
    x = 1,848.10

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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.