Home / 3,286.18-4,927.98-1,337.68

Finding the Fourth Proportional to 3,286.18, 4,927.98 and 1,337.68

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Solution

The fourth proportional to 3,286.18, 4,927.98 and 1,337.68 is: 2,005.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.18 : 4,927.98 = 1,337.68 : x
  2. Step 2: Convert to fraction form
    3,286.18/4,927.98 = 1,337.68/x
  3. Step 3: Cross multiply
    3,286.18x = 4,927.98 × 1,337.68
  4. Step 4: Simplify right side
    3,286.18x = 6,592,060.29
  5. Step 5: Solve for x
    x = 6,592,060.29/3,286.18
  6. Step 6: Final answer
    x = 2,005.99

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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.