Home / 7,457.52-11,186.32-2,527.20

Finding the Fourth Proportional to 7,457.52, 11,186.32 and 2,527.20

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Solution

The fourth proportional to 7,457.52, 11,186.32 and 2,527.20 is: 3,790.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.52 : 11,186.32 = 2,527.20 : x
  2. Step 2: Convert to fraction form
    7,457.52/11,186.32 = 2,527.20/x
  3. Step 3: Cross multiply
    7,457.52x = 11,186.32 × 2,527.20
  4. Step 4: Simplify right side
    7,457.52x = 28,270,067.90
  5. Step 5: Solve for x
    x = 28,270,067.90/7,457.52
  6. Step 6: Final answer
    x = 3,790.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.