Home / 3,551.24-4,901.04-1,958.15

Finding the Fourth Proportional to 3,551.24, 4,901.04 and 1,958.15

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Solution

The fourth proportional to 3,551.24, 4,901.04 and 1,958.15 is: 2,702.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.24 : 4,901.04 = 1,958.15 : x
  2. Step 2: Convert to fraction form
    3,551.24/4,901.04 = 1,958.15/x
  3. Step 3: Cross multiply
    3,551.24x = 4,901.04 × 1,958.15
  4. Step 4: Simplify right side
    3,551.24x = 9,596,983.73
  5. Step 5: Solve for x
    x = 9,596,983.73/3,551.24
  6. Step 6: Final answer
    x = 2,702.43

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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.