Home / 5,393.88-7,443.82-3,036.28

Finding the Fourth Proportional to 5,393.88, 7,443.82 and 3,036.28

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Solution

The fourth proportional to 5,393.88, 7,443.82 and 3,036.28 is: 4,190.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.88 : 7,443.82 = 3,036.28 : x
  2. Step 2: Convert to fraction form
    5,393.88/7,443.82 = 3,036.28/x
  3. Step 3: Cross multiply
    5,393.88x = 7,443.82 × 3,036.28
  4. Step 4: Simplify right side
    5,393.88x = 22,601,521.79
  5. Step 5: Solve for x
    x = 22,601,521.79/5,393.88
  6. Step 6: Final answer
    x = 4,190.22

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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.