Home / 4,727.08-6,512.09-3,308.12

Finding the Fourth Proportional to 4,727.08, 6,512.09 and 3,308.12

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Solution

The fourth proportional to 4,727.08, 6,512.09 and 3,308.12 is: 4,557.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727.08 : 6,512.09 = 3,308.12 : x
  2. Step 2: Convert to fraction form
    4,727.08/6,512.09 = 3,308.12/x
  3. Step 3: Cross multiply
    4,727.08x = 6,512.09 × 3,308.12
  4. Step 4: Simplify right side
    4,727.08x = 21,542,775.17
  5. Step 5: Solve for x
    x = 21,542,775.17/4,727.08
  6. Step 6: Final answer
    x = 4,557.31

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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.