Home / 8,510.46-12,771.45-2,963.85

Finding the Fourth Proportional to 8,510.46, 12,771.45 and 2,963.85

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Solution

The fourth proportional to 8,510.46, 12,771.45 and 2,963.85 is: 4,447.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510.46 : 12,771.45 = 2,963.85 : x
  2. Step 2: Convert to fraction form
    8,510.46/12,771.45 = 2,963.85/x
  3. Step 3: Cross multiply
    8,510.46x = 12,771.45 × 2,963.85
  4. Step 4: Simplify right side
    8,510.46x = 37,852,662.08
  5. Step 5: Solve for x
    x = 37,852,662.08/8,510.46
  6. Step 6: Final answer
    x = 4,447.78

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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.