Home / 5,010.15-6,913.95-2,772

Finding the Fourth Proportional to 5,010.15, 6,913.95 and 2,772

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Solution

The fourth proportional to 5,010.15, 6,913.95 and 2,772 is: 3,825.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.15 : 6,913.95 = 2,772 : x
  2. Step 2: Convert to fraction form
    5,010.15/6,913.95 = 2,772/x
  3. Step 3: Cross multiply
    5,010.15x = 6,913.95 × 2,772
  4. Step 4: Simplify right side
    5,010.15x = 19,165,469.40
  5. Step 5: Solve for x
    x = 19,165,469.40/5,010.15
  6. Step 6: Final answer
    x = 3,825.33

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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.