Home / 4,333.62-6,497.82-1,990.68

Finding the Fourth Proportional to 4,333.62, 6,497.82 and 1,990.68

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Solution

The fourth proportional to 4,333.62, 6,497.82 and 1,990.68 is: 2,984.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.62 : 6,497.82 = 1,990.68 : x
  2. Step 2: Convert to fraction form
    4,333.62/6,497.82 = 1,990.68/x
  3. Step 3: Cross multiply
    4,333.62x = 6,497.82 × 1,990.68
  4. Step 4: Simplify right side
    4,333.62x = 12,935,080.32
  5. Step 5: Solve for x
    x = 12,935,080.32/4,333.62
  6. Step 6: Final answer
    x = 2,984.82

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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.