Home / 3,551.05-4,900.45-1,957.73

Finding the Fourth Proportional to 3,551.05, 4,900.45 and 1,957.73

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Solution

The fourth proportional to 3,551.05, 4,900.45 and 1,957.73 is: 2,701.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.05 : 4,900.45 = 1,957.73 : x
  2. Step 2: Convert to fraction form
    3,551.05/4,900.45 = 1,957.73/x
  3. Step 3: Cross multiply
    3,551.05x = 4,900.45 × 1,957.73
  4. Step 4: Simplify right side
    3,551.05x = 9,593,733.48
  5. Step 5: Solve for x
    x = 9,593,733.48/3,551.05
  6. Step 6: Final answer
    x = 2,701.66

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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.