Home / 3,425.43-4,727.51-1,933.89

Finding the Fourth Proportional to 3,425.43, 4,727.51 and 1,933.89

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Solution

The fourth proportional to 3,425.43, 4,727.51 and 1,933.89 is: 2,669.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.43 : 4,727.51 = 1,933.89 : x
  2. Step 2: Convert to fraction form
    3,425.43/4,727.51 = 1,933.89/x
  3. Step 3: Cross multiply
    3,425.43x = 4,727.51 × 1,933.89
  4. Step 4: Simplify right side
    3,425.43x = 9,142,484.31
  5. Step 5: Solve for x
    x = 9,142,484.31/3,425.43
  6. Step 6: Final answer
    x = 2,669.00

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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.