Home / 3,366.08-4,645.92-2,123.84

Finding the Fourth Proportional to 3,366.08, 4,645.92 and 2,123.84

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Solution

The fourth proportional to 3,366.08, 4,645.92 and 2,123.84 is: 2,931.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.08 : 4,645.92 = 2,123.84 : x
  2. Step 2: Convert to fraction form
    3,366.08/4,645.92 = 2,123.84/x
  3. Step 3: Cross multiply
    3,366.08x = 4,645.92 × 2,123.84
  4. Step 4: Simplify right side
    3,366.08x = 9,867,190.73
  5. Step 5: Solve for x
    x = 9,867,190.73/3,366.08
  6. Step 6: Final answer
    x = 2,931.36

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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.