Home / 5,443.23-7,511.52-3,174.45

Finding the Fourth Proportional to 5,443.23, 7,511.52 and 3,174.45

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Solution

The fourth proportional to 5,443.23, 7,511.52 and 3,174.45 is: 4,380.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.23 : 7,511.52 = 3,174.45 : x
  2. Step 2: Convert to fraction form
    5,443.23/7,511.52 = 3,174.45/x
  3. Step 3: Cross multiply
    5,443.23x = 7,511.52 × 3,174.45
  4. Step 4: Simplify right side
    5,443.23x = 23,844,944.66
  5. Step 5: Solve for x
    x = 23,844,944.66/5,443.23
  6. Step 6: Final answer
    x = 4,380.66

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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.