Home / 3,359.65-4,636.79-2,418.56

Finding the Fourth Proportional to 3,359.65, 4,636.79 and 2,418.56

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Solution

The fourth proportional to 3,359.65, 4,636.79 and 2,418.56 is: 3,337.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.65 : 4,636.79 = 2,418.56 : x
  2. Step 2: Convert to fraction form
    3,359.65/4,636.79 = 2,418.56/x
  3. Step 3: Cross multiply
    3,359.65x = 4,636.79 × 2,418.56
  4. Step 4: Simplify right side
    3,359.65x = 11,214,354.82
  5. Step 5: Solve for x
    x = 11,214,354.82/3,359.65
  6. Step 6: Final answer
    x = 3,337.95

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1.5x scale

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.