Home / 4,161.20-6,242.95-2,680.93

Finding the Fourth Proportional to 4,161.20, 6,242.95 and 2,680.93

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Solution

The fourth proportional to 4,161.20, 6,242.95 and 2,680.93 is: 4,022.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.20 : 6,242.95 = 2,680.93 : x
  2. Step 2: Convert to fraction form
    4,161.20/6,242.95 = 2,680.93/x
  3. Step 3: Cross multiply
    4,161.20x = 6,242.95 × 2,680.93
  4. Step 4: Simplify right side
    4,161.20x = 16,736,880.73
  5. Step 5: Solve for x
    x = 16,736,880.73/4,161.20
  6. Step 6: Final answer
    x = 4,022.13

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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.