Home / 3,841.50-5,756.78-2,960.66

Finding the Fourth Proportional to 3,841.50, 5,756.78 and 2,960.66

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Solution

The fourth proportional to 3,841.50, 5,756.78 and 2,960.66 is: 4,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.50 : 5,756.78 = 2,960.66 : x
  2. Step 2: Convert to fraction form
    3,841.50/5,756.78 = 2,960.66/x
  3. Step 3: Cross multiply
    3,841.50x = 5,756.78 × 2,960.66
  4. Step 4: Simplify right side
    3,841.50x = 17,043,868.27
  5. Step 5: Solve for x
    x = 17,043,868.27/3,841.50
  6. Step 6: Final answer
    x = 4,436.77

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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.