Home / 4,156.87-6,239.58-3,242.43

Finding the Fourth Proportional to 4,156.87, 6,239.58 and 3,242.43

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Solution

The fourth proportional to 4,156.87, 6,239.58 and 3,242.43 is: 4,866.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.87 : 6,239.58 = 3,242.43 : x
  2. Step 2: Convert to fraction form
    4,156.87/6,239.58 = 3,242.43/x
  3. Step 3: Cross multiply
    4,156.87x = 6,239.58 × 3,242.43
  4. Step 4: Simplify right side
    4,156.87x = 20,231,407.46
  5. Step 5: Solve for x
    x = 20,231,407.46/4,156.87
  6. Step 6: Final answer
    x = 4,866.98

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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.