Home / 3,366.63-5,050.15-1,286.28

Finding the Fourth Proportional to 3,366.63, 5,050.15 and 1,286.28

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Solution

The fourth proportional to 3,366.63, 5,050.15 and 1,286.28 is: 1,929.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.63 : 5,050.15 = 1,286.28 : x
  2. Step 2: Convert to fraction form
    3,366.63/5,050.15 = 1,286.28/x
  3. Step 3: Cross multiply
    3,366.63x = 5,050.15 × 1,286.28
  4. Step 4: Simplify right side
    3,366.63x = 6,495,903.73
  5. Step 5: Solve for x
    x = 6,495,903.73/3,366.63
  6. Step 6: Final answer
    x = 1,929.50

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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.