Home / 7,523.12-10,382.49-4,166.25

Finding the Fourth Proportional to 7,523.12, 10,382.49 and 4,166.25

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Solution

The fourth proportional to 7,523.12, 10,382.49 and 4,166.25 is: 5,749.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523.12 : 10,382.49 = 4,166.25 : x
  2. Step 2: Convert to fraction form
    7,523.12/10,382.49 = 4,166.25/x
  3. Step 3: Cross multiply
    7,523.12x = 10,382.49 × 4,166.25
  4. Step 4: Simplify right side
    7,523.12x = 43,255,997.05
  5. Step 5: Solve for x
    x = 43,255,997.05/7,523.12
  6. Step 6: Final answer
    x = 5,749.74

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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.