Home / 8,265.53-11,406.11-4,488.61

Finding the Fourth Proportional to 8,265.53, 11,406.11 and 4,488.61

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Solution

The fourth proportional to 8,265.53, 11,406.11 and 4,488.61 is: 6,194.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265.53 : 11,406.11 = 4,488.61 : x
  2. Step 2: Convert to fraction form
    8,265.53/11,406.11 = 4,488.61/x
  3. Step 3: Cross multiply
    8,265.53x = 11,406.11 × 4,488.61
  4. Step 4: Simplify right side
    8,265.53x = 51,197,579.41
  5. Step 5: Solve for x
    x = 51,197,579.41/8,265.53
  6. Step 6: Final answer
    x = 6,194.11

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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.