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Finding the Fourth Proportional to 4,896.58, 6,759.12 and 2,908.12

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Solution

The fourth proportional to 4,896.58, 6,759.12 and 2,908.12 is: 4,014.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.58 : 6,759.12 = 2,908.12 : x
  2. Step 2: Convert to fraction form
    4,896.58/6,759.12 = 2,908.12/x
  3. Step 3: Cross multiply
    4,896.58x = 6,759.12 × 2,908.12
  4. Step 4: Simplify right side
    4,896.58x = 19,656,332.05
  5. Step 5: Solve for x
    x = 19,656,332.05/4,896.58
  6. Step 6: Final answer
    x = 4,014.30

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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.