Home / 4,266.83-6,388.70-2,415.17

Finding the Fourth Proportional to 4,266.83, 6,388.70 and 2,415.17

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Solution

The fourth proportional to 4,266.83, 6,388.70 and 2,415.17 is: 3,616.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.83 : 6,388.70 = 2,415.17 : x
  2. Step 2: Convert to fraction form
    4,266.83/6,388.70 = 2,415.17/x
  3. Step 3: Cross multiply
    4,266.83x = 6,388.70 × 2,415.17
  4. Step 4: Simplify right side
    4,266.83x = 15,429,752.56
  5. Step 5: Solve for x
    x = 15,429,752.56/4,266.83
  6. Step 6: Final answer
    x = 3,616.21

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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.