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Finding the Fourth Proportional to 3,332.54, 4,998.38 and 1,946.57

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Solution

The fourth proportional to 3,332.54, 4,998.38 and 1,946.57 is: 2,919.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.54 : 4,998.38 = 1,946.57 : x
  2. Step 2: Convert to fraction form
    3,332.54/4,998.38 = 1,946.57/x
  3. Step 3: Cross multiply
    3,332.54x = 4,998.38 × 1,946.57
  4. Step 4: Simplify right side
    3,332.54x = 9,729,661.83
  5. Step 5: Solve for x
    x = 9,729,661.83/3,332.54
  6. Step 6: Final answer
    x = 2,919.59

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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.