Home / 2,906.16-4,010.65-1,647.46

Finding the Fourth Proportional to 2,906.16, 4,010.65 and 1,647.46

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Solution

The fourth proportional to 2,906.16, 4,010.65 and 1,647.46 is: 2,273.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906.16 : 4,010.65 = 1,647.46 : x
  2. Step 2: Convert to fraction form
    2,906.16/4,010.65 = 1,647.46/x
  3. Step 3: Cross multiply
    2,906.16x = 4,010.65 × 1,647.46
  4. Step 4: Simplify right side
    2,906.16x = 6,607,385.45
  5. Step 5: Solve for x
    x = 6,607,385.45/2,906.16
  6. Step 6: Final answer
    x = 2,273.58

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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.