Home / 5,206.92-7,184.82-3,217.32

Finding the Fourth Proportional to 5,206.92, 7,184.82 and 3,217.32

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Solution

The fourth proportional to 5,206.92, 7,184.82 and 3,217.32 is: 4,439.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.92 : 7,184.82 = 3,217.32 : x
  2. Step 2: Convert to fraction form
    5,206.92/7,184.82 = 3,217.32/x
  3. Step 3: Cross multiply
    5,206.92x = 7,184.82 × 3,217.32
  4. Step 4: Simplify right side
    5,206.92x = 23,115,865.08
  5. Step 5: Solve for x
    x = 23,115,865.08/5,206.92
  6. Step 6: Final answer
    x = 4,439.45

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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.