Home / 8,253.60-11,389.79-4,476.62

Finding the Fourth Proportional to 8,253.60, 11,389.79 and 4,476.62

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Solution

The fourth proportional to 8,253.60, 11,389.79 and 4,476.62 is: 6,177.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.60 : 11,389.79 = 4,476.62 : x
  2. Step 2: Convert to fraction form
    8,253.60/11,389.79 = 4,476.62/x
  3. Step 3: Cross multiply
    8,253.60x = 11,389.79 × 4,476.62
  4. Step 4: Simplify right side
    8,253.60x = 50,987,724.72
  5. Step 5: Solve for x
    x = 50,987,724.72/8,253.60
  6. Step 6: Final answer
    x = 6,177.64

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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.