Home / 4,772.68-7,161.18-2,176.36

Finding the Fourth Proportional to 4,772.68, 7,161.18 and 2,176.36

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Solution

The fourth proportional to 4,772.68, 7,161.18 and 2,176.36 is: 3,265.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772.68 : 7,161.18 = 2,176.36 : x
  2. Step 2: Convert to fraction form
    4,772.68/7,161.18 = 2,176.36/x
  3. Step 3: Cross multiply
    4,772.68x = 7,161.18 × 2,176.36
  4. Step 4: Simplify right side
    4,772.68x = 15,585,305.70
  5. Step 5: Solve for x
    x = 15,585,305.70/4,772.68
  6. Step 6: Final answer
    x = 3,265.52

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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.