Home / 2,058.44-3,090.29-1,767.78

Finding the Fourth Proportional to 2,058.44, 3,090.29 and 1,767.78

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Solution

The fourth proportional to 2,058.44, 3,090.29 and 1,767.78 is: 2,653.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058.44 : 3,090.29 = 1,767.78 : x
  2. Step 2: Convert to fraction form
    2,058.44/3,090.29 = 1,767.78/x
  3. Step 3: Cross multiply
    2,058.44x = 3,090.29 × 1,767.78
  4. Step 4: Simplify right side
    2,058.44x = 5,462,944.02
  5. Step 5: Solve for x
    x = 5,462,944.02/2,058.44
  6. Step 6: Final answer
    x = 2,653.93

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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.