Home / 4,961.52-7,443.76-2,040

Finding the Fourth Proportional to 4,961.52, 7,443.76 and 2,040

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Solution

The fourth proportional to 4,961.52, 7,443.76 and 2,040 is: 3,060.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.52 : 7,443.76 = 2,040 : x
  2. Step 2: Convert to fraction form
    4,961.52/7,443.76 = 2,040/x
  3. Step 3: Cross multiply
    4,961.52x = 7,443.76 × 2,040
  4. Step 4: Simplify right side
    4,961.52x = 15,185,270.40
  5. Step 5: Solve for x
    x = 15,185,270.40/4,961.52
  6. Step 6: Final answer
    x = 3,060.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.