Home / 5,385.54-7,431.24-3,027.23

Finding the Fourth Proportional to 5,385.54, 7,431.24 and 3,027.23

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Solution

The fourth proportional to 5,385.54, 7,431.24 and 3,027.23 is: 4,177.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385.54 : 7,431.24 = 3,027.23 : x
  2. Step 2: Convert to fraction form
    5,385.54/7,431.24 = 3,027.23/x
  3. Step 3: Cross multiply
    5,385.54x = 7,431.24 × 3,027.23
  4. Step 4: Simplify right side
    5,385.54x = 22,496,072.67
  5. Step 5: Solve for x
    x = 22,496,072.67/5,385.54
  6. Step 6: Final answer
    x = 4,177.12

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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.