Home / 8,240.33-11,372.40-4,704.68

Finding the Fourth Proportional to 8,240.33, 11,372.40 and 4,704.68

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Solution

The fourth proportional to 8,240.33, 11,372.40 and 4,704.68 is: 6,492.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.33 : 11,372.40 = 4,704.68 : x
  2. Step 2: Convert to fraction form
    8,240.33/11,372.40 = 4,704.68/x
  3. Step 3: Cross multiply
    8,240.33x = 11,372.40 × 4,704.68
  4. Step 4: Simplify right side
    8,240.33x = 53,503,531.26
  5. Step 5: Solve for x
    x = 53,503,531.26/8,240.33
  6. Step 6: Final answer
    x = 6,492.88

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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.