Home / 5,360.92-7,398.80-3,003.56

Finding the Fourth Proportional to 5,360.92, 7,398.80 and 3,003.56

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Solution

The fourth proportional to 5,360.92, 7,398.80 and 3,003.56 is: 4,145.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.92 : 7,398.80 = 3,003.56 : x
  2. Step 2: Convert to fraction form
    5,360.92/7,398.80 = 3,003.56/x
  3. Step 3: Cross multiply
    5,360.92x = 7,398.80 × 3,003.56
  4. Step 4: Simplify right side
    5,360.92x = 22,222,739.73
  5. Step 5: Solve for x
    x = 22,222,739.73/5,360.92
  6. Step 6: Final answer
    x = 4,145.32

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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.