Home / 10,310.84-15,467.46-3,288.40

Finding the Fourth Proportional to 10,310.84, 15,467.46 and 3,288.40

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Solution

The fourth proportional to 10,310.84, 15,467.46 and 3,288.40 is: 4,932.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310.84 : 15,467.46 = 3,288.40 : x
  2. Step 2: Convert to fraction form
    10,310.84/15,467.46 = 3,288.40/x
  3. Step 3: Cross multiply
    10,310.84x = 15,467.46 × 3,288.40
  4. Step 4: Simplify right side
    10,310.84x = 50,863,195.46
  5. Step 5: Solve for x
    x = 50,863,195.46/10,310.84
  6. Step 6: Final answer
    x = 4,932.98

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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.