Home / 7,723.58-10,650.51-6,608.21

Finding the Fourth Proportional to 7,723.58, 10,650.51 and 6,608.21

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Solution

The fourth proportional to 7,723.58, 10,650.51 and 6,608.21 is: 9,112.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.58 : 10,650.51 = 6,608.21 : x
  2. Step 2: Convert to fraction form
    7,723.58/10,650.51 = 6,608.21/x
  3. Step 3: Cross multiply
    7,723.58x = 10,650.51 × 6,608.21
  4. Step 4: Simplify right side
    7,723.58x = 70,380,753.43
  5. Step 5: Solve for x
    x = 70,380,753.43/7,723.58
  6. Step 6: Final answer
    x = 9,112.46

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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.