Home / 8,474.50-11,694.61-4,937.49

Finding the Fourth Proportional to 8,474.50, 11,694.61 and 4,937.49

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Solution

The fourth proportional to 8,474.50, 11,694.61 and 4,937.49 is: 6,813.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474.50 : 11,694.61 = 4,937.49 : x
  2. Step 2: Convert to fraction form
    8,474.50/11,694.61 = 4,937.49/x
  3. Step 3: Cross multiply
    8,474.50x = 11,694.61 × 4,937.49
  4. Step 4: Simplify right side
    8,474.50x = 57,742,019.93
  5. Step 5: Solve for x
    x = 57,742,019.93/8,474.50
  6. Step 6: Final answer
    x = 6,813.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.