Home / 3,062.31-4,226.09-1,665.06

Finding the Fourth Proportional to 3,062.31, 4,226.09 and 1,665.06

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Solution

The fourth proportional to 3,062.31, 4,226.09 and 1,665.06 is: 2,297.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.31 : 4,226.09 = 1,665.06 : x
  2. Step 2: Convert to fraction form
    3,062.31/4,226.09 = 1,665.06/x
  3. Step 3: Cross multiply
    3,062.31x = 4,226.09 × 1,665.06
  4. Step 4: Simplify right side
    3,062.31x = 7,036,685.09
  5. Step 5: Solve for x
    x = 7,036,685.09/3,062.31
  6. Step 6: Final answer
    x = 2,297.84

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1.5x scale

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.