Home / 7,524.32-10,382.58-4,166.66

Finding the Fourth Proportional to 7,524.32, 10,382.58 and 4,166.66

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Solution

The fourth proportional to 7,524.32, 10,382.58 and 4,166.66 is: 5,749.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.32 : 10,382.58 = 4,166.66 : x
  2. Step 2: Convert to fraction form
    7,524.32/10,382.58 = 4,166.66/x
  3. Step 3: Cross multiply
    7,524.32x = 10,382.58 × 4,166.66
  4. Step 4: Simplify right side
    7,524.32x = 43,260,628.87
  5. Step 5: Solve for x
    x = 43,260,628.87/7,524.32
  6. Step 6: Final answer
    x = 5,749.44

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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.