Home / 5,412.28-7,469.18-3,054.44

Finding the Fourth Proportional to 5,412.28, 7,469.18 and 3,054.44

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Solution

The fourth proportional to 5,412.28, 7,469.18 and 3,054.44 is: 4,215.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412.28 : 7,469.18 = 3,054.44 : x
  2. Step 2: Convert to fraction form
    5,412.28/7,469.18 = 3,054.44/x
  3. Step 3: Cross multiply
    5,412.28x = 7,469.18 × 3,054.44
  4. Step 4: Simplify right side
    5,412.28x = 22,814,162.16
  5. Step 5: Solve for x
    x = 22,814,162.16/5,412.28
  6. Step 6: Final answer
    x = 4,215.26

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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.