Home / 8,504.18-12,756.42-2,957.71

Finding the Fourth Proportional to 8,504.18, 12,756.42 and 2,957.71

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Solution

The fourth proportional to 8,504.18, 12,756.42 and 2,957.71 is: 4,436.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504.18 : 12,756.42 = 2,957.71 : x
  2. Step 2: Convert to fraction form
    8,504.18/12,756.42 = 2,957.71/x
  3. Step 3: Cross multiply
    8,504.18x = 12,756.42 × 2,957.71
  4. Step 4: Simplify right side
    8,504.18x = 37,729,759.11
  5. Step 5: Solve for x
    x = 37,729,759.11/8,504.18
  6. Step 6: Final answer
    x = 4,436.61

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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.