Home / 5,267.16-7,266.42-3,378.12

Finding the Fourth Proportional to 5,267.16, 7,266.42 and 3,378.12

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Solution

The fourth proportional to 5,267.16, 7,266.42 and 3,378.12 is: 4,660.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.16 : 7,266.42 = 3,378.12 : x
  2. Step 2: Convert to fraction form
    5,267.16/7,266.42 = 3,378.12/x
  3. Step 3: Cross multiply
    5,267.16x = 7,266.42 × 3,378.12
  4. Step 4: Simplify right side
    5,267.16x = 24,546,838.73
  5. Step 5: Solve for x
    x = 24,546,838.73/5,267.16
  6. Step 6: Final answer
    x = 4,660.36

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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.