Home / 8,346.80-11,522.76-5,204.72

Finding the Fourth Proportional to 8,346.80, 11,522.76 and 5,204.72

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Solution

The fourth proportional to 8,346.80, 11,522.76 and 5,204.72 is: 7,185.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346.80 : 11,522.76 = 5,204.72 : x
  2. Step 2: Convert to fraction form
    8,346.80/11,522.76 = 5,204.72/x
  3. Step 3: Cross multiply
    8,346.80x = 11,522.76 × 5,204.72
  4. Step 4: Simplify right side
    8,346.80x = 59,972,739.43
  5. Step 5: Solve for x
    x = 59,972,739.43/8,346.80
  6. Step 6: Final answer
    x = 7,185.12

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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.