Home / 4,476.43-6,716.48-2,398.78

Finding the Fourth Proportional to 4,476.43, 6,716.48 and 2,398.78

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Solution

The fourth proportional to 4,476.43, 6,716.48 and 2,398.78 is: 3,599.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.43 : 6,716.48 = 2,398.78 : x
  2. Step 2: Convert to fraction form
    4,476.43/6,716.48 = 2,398.78/x
  3. Step 3: Cross multiply
    4,476.43x = 6,716.48 × 2,398.78
  4. Step 4: Simplify right side
    4,476.43x = 16,111,345.90
  5. Step 5: Solve for x
    x = 16,111,345.90/4,476.43
  6. Step 6: Final answer
    x = 3,599.15

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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.