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Finding the Fourth Proportional to 3,425.52, 4,726.98 and 1,933.17

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Solution

The fourth proportional to 3,425.52, 4,726.98 and 1,933.17 is: 2,667.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.52 : 4,726.98 = 1,933.17 : x
  2. Step 2: Convert to fraction form
    3,425.52/4,726.98 = 1,933.17/x
  3. Step 3: Cross multiply
    3,425.52x = 4,726.98 × 1,933.17
  4. Step 4: Simplify right side
    3,425.52x = 9,138,055.93
  5. Step 5: Solve for x
    x = 9,138,055.93/3,425.52
  6. Step 6: Final answer
    x = 2,667.64

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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.