Home / 5,226.25-7,211.34-3,456.91

Finding the Fourth Proportional to 5,226.25, 7,211.34 and 3,456.91

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Solution

The fourth proportional to 5,226.25, 7,211.34 and 3,456.91 is: 4,769.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.25 : 7,211.34 = 3,456.91 : x
  2. Step 2: Convert to fraction form
    5,226.25/7,211.34 = 3,456.91/x
  3. Step 3: Cross multiply
    5,226.25x = 7,211.34 × 3,456.91
  4. Step 4: Simplify right side
    5,226.25x = 24,928,953.36
  5. Step 5: Solve for x
    x = 24,928,953.36/5,226.25
  6. Step 6: Final answer
    x = 4,769.95

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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.