Home / 4,156.81-6,236.24-1,235.11

Finding the Fourth Proportional to 4,156.81, 6,236.24 and 1,235.11

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Solution

The fourth proportional to 4,156.81, 6,236.24 and 1,235.11 is: 1,852.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.81 : 6,236.24 = 1,235.11 : x
  2. Step 2: Convert to fraction form
    4,156.81/6,236.24 = 1,235.11/x
  3. Step 3: Cross multiply
    4,156.81x = 6,236.24 × 1,235.11
  4. Step 4: Simplify right side
    4,156.81x = 7,702,442.39
  5. Step 5: Solve for x
    x = 7,702,442.39/4,156.81
  6. Step 6: Final answer
    x = 1,852.97

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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.