Home / 3,356.54-4,631.99-1,864.62

Finding the Fourth Proportional to 3,356.54, 4,631.99 and 1,864.62

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Solution

The fourth proportional to 3,356.54, 4,631.99 and 1,864.62 is: 2,573.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.54 : 4,631.99 = 1,864.62 : x
  2. Step 2: Convert to fraction form
    3,356.54/4,631.99 = 1,864.62/x
  3. Step 3: Cross multiply
    3,356.54x = 4,631.99 × 1,864.62
  4. Step 4: Simplify right side
    3,356.54x = 8,636,891.87
  5. Step 5: Solve for x
    x = 8,636,891.87/3,356.54
  6. Step 6: Final answer
    x = 2,573.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.