Home / 5,430.44-7,494.25-4,249.46

Finding the Fourth Proportional to 5,430.44, 7,494.25 and 4,249.46

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Solution

The fourth proportional to 5,430.44, 7,494.25 and 4,249.46 is: 5,864.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430.44 : 7,494.25 = 4,249.46 : x
  2. Step 2: Convert to fraction form
    5,430.44/7,494.25 = 4,249.46/x
  3. Step 3: Cross multiply
    5,430.44x = 7,494.25 × 4,249.46
  4. Step 4: Simplify right side
    5,430.44x = 31,846,467.51
  5. Step 5: Solve for x
    x = 31,846,467.51/5,430.44
  6. Step 6: Final answer
    x = 5,864.44

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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.