Home / 8,449.50-11,660.67-5,264.69

Finding the Fourth Proportional to 8,449.50, 11,660.67 and 5,264.69

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Solution

The fourth proportional to 8,449.50, 11,660.67 and 5,264.69 is: 7,265.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449.50 : 11,660.67 = 5,264.69 : x
  2. Step 2: Convert to fraction form
    8,449.50/11,660.67 = 5,264.69/x
  3. Step 3: Cross multiply
    8,449.50x = 11,660.67 × 5,264.69
  4. Step 4: Simplify right side
    8,449.50x = 61,389,754.44
  5. Step 5: Solve for x
    x = 61,389,754.44/8,449.50
  6. Step 6: Final answer
    x = 7,265.49

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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.