Home / 3,688.63-5,090.37-2,010.04

Finding the Fourth Proportional to 3,688.63, 5,090.37 and 2,010.04

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Solution

The fourth proportional to 3,688.63, 5,090.37 and 2,010.04 is: 2,773.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.63 : 5,090.37 = 2,010.04 : x
  2. Step 2: Convert to fraction form
    3,688.63/5,090.37 = 2,010.04/x
  3. Step 3: Cross multiply
    3,688.63x = 5,090.37 × 2,010.04
  4. Step 4: Simplify right side
    3,688.63x = 10,231,840.95
  5. Step 5: Solve for x
    x = 10,231,840.95/3,688.63
  6. Step 6: Final answer
    x = 2,773.88

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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.