Home / 3,062.64-4,226.43-1,665.39

Finding the Fourth Proportional to 3,062.64, 4,226.43 and 1,665.39

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Solution

The fourth proportional to 3,062.64, 4,226.43 and 1,665.39 is: 2,298.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.64 : 4,226.43 = 1,665.39 : x
  2. Step 2: Convert to fraction form
    3,062.64/4,226.43 = 1,665.39/x
  3. Step 3: Cross multiply
    3,062.64x = 4,226.43 × 1,665.39
  4. Step 4: Simplify right side
    3,062.64x = 7,038,654.26
  5. Step 5: Solve for x
    x = 7,038,654.26/3,062.64
  6. Step 6: Final answer
    x = 2,298.23

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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.