Home / 8,272.60-11,416.23-4,495.79

Finding the Fourth Proportional to 8,272.60, 11,416.23 and 4,495.79

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Solution

The fourth proportional to 8,272.60, 11,416.23 and 4,495.79 is: 6,204.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272.60 : 11,416.23 = 4,495.79 : x
  2. Step 2: Convert to fraction form
    8,272.60/11,416.23 = 4,495.79/x
  3. Step 3: Cross multiply
    8,272.60x = 11,416.23 × 4,495.79
  4. Step 4: Simplify right side
    8,272.60x = 51,324,972.67
  5. Step 5: Solve for x
    x = 51,324,972.67/8,272.60
  6. Step 6: Final answer
    x = 6,204.22

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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.