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Finding the Fourth Proportional to 4,896.17, 6,752.05 and 3,219

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Solution

The fourth proportional to 4,896.17, 6,752.05 and 3,219 is: 4,439.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.17 : 6,752.05 = 3,219 : x
  2. Step 2: Convert to fraction form
    4,896.17/6,752.05 = 3,219/x
  3. Step 3: Cross multiply
    4,896.17x = 6,752.05 × 3,219
  4. Step 4: Simplify right side
    4,896.17x = 21,734,848.95
  5. Step 5: Solve for x
    x = 21,734,848.95/4,896.17
  6. Step 6: Final answer
    x = 4,439.15

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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.