Home / 3,326.27-4,989.47-1,864.26

Finding the Fourth Proportional to 3,326.27, 4,989.47 and 1,864.26

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Solution

The fourth proportional to 3,326.27, 4,989.47 and 1,864.26 is: 2,796.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.27 : 4,989.47 = 1,864.26 : x
  2. Step 2: Convert to fraction form
    3,326.27/4,989.47 = 1,864.26/x
  3. Step 3: Cross multiply
    3,326.27x = 4,989.47 × 1,864.26
  4. Step 4: Simplify right side
    3,326.27x = 9,301,660.02
  5. Step 5: Solve for x
    x = 9,301,660.02/3,326.27
  6. Step 6: Final answer
    x = 2,796.43

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1.5x scale

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.