Home / 3,932.46-5,898.69-1,335.40

Finding the Fourth Proportional to 3,932.46, 5,898.69 and 1,335.40

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Solution

The fourth proportional to 3,932.46, 5,898.69 and 1,335.40 is: 2,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.46 : 5,898.69 = 1,335.40 : x
  2. Step 2: Convert to fraction form
    3,932.46/5,898.69 = 1,335.40/x
  3. Step 3: Cross multiply
    3,932.46x = 5,898.69 × 1,335.40
  4. Step 4: Simplify right side
    3,932.46x = 7,877,095.88
  5. Step 5: Solve for x
    x = 7,877,095.88/3,932.46
  6. Step 6: Final answer
    x = 2,003.10

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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.