Home / 7,723.60-10,659.24-6,462.43

Finding the Fourth Proportional to 7,723.60, 10,659.24 and 6,462.43

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Solution

The fourth proportional to 7,723.60, 10,659.24 and 6,462.43 is: 8,918.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.60 : 10,659.24 = 6,462.43 : x
  2. Step 2: Convert to fraction form
    7,723.60/10,659.24 = 6,462.43/x
  3. Step 3: Cross multiply
    7,723.60x = 10,659.24 × 6,462.43
  4. Step 4: Simplify right side
    7,723.60x = 68,884,592.35
  5. Step 5: Solve for x
    x = 68,884,592.35/7,723.60
  6. Step 6: Final answer
    x = 8,918.72

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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.