Home / 5,393.88-7,443.58-3,036.06

Finding the Fourth Proportional to 5,393.88, 7,443.58 and 3,036.06

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Solution

The fourth proportional to 5,393.88, 7,443.58 and 3,036.06 is: 4,189.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.88 : 7,443.58 = 3,036.06 : x
  2. Step 2: Convert to fraction form
    5,393.88/7,443.58 = 3,036.06/x
  3. Step 3: Cross multiply
    5,393.88x = 7,443.58 × 3,036.06
  4. Step 4: Simplify right side
    5,393.88x = 22,599,155.49
  5. Step 5: Solve for x
    x = 22,599,155.49/5,393.88
  6. Step 6: Final answer
    x = 4,189.78

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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.