Home / 5,412.62-7,469.26-3,054.98

Finding the Fourth Proportional to 5,412.62, 7,469.26 and 3,054.98

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Solution

The fourth proportional to 5,412.62, 7,469.26 and 3,054.98 is: 4,215.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412.62 : 7,469.26 = 3,054.98 : x
  2. Step 2: Convert to fraction form
    5,412.62/7,469.26 = 3,054.98/x
  3. Step 3: Cross multiply
    5,412.62x = 7,469.26 × 3,054.98
  4. Step 4: Simplify right side
    5,412.62x = 22,818,394.93
  5. Step 5: Solve for x
    x = 22,818,394.93/5,412.62
  6. Step 6: Final answer
    x = 4,215.78

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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.