Home / 7,457.86-11,186.82-2,263.78

Finding the Fourth Proportional to 7,457.86, 11,186.82 and 2,263.78

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Solution

The fourth proportional to 7,457.86, 11,186.82 and 2,263.78 is: 3,395.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.86 : 11,186.82 = 2,263.78 : x
  2. Step 2: Convert to fraction form
    7,457.86/11,186.82 = 2,263.78/x
  3. Step 3: Cross multiply
    7,457.86x = 11,186.82 × 2,263.78
  4. Step 4: Simplify right side
    7,457.86x = 25,324,499.38
  5. Step 5: Solve for x
    x = 25,324,499.38/7,457.86
  6. Step 6: Final answer
    x = 3,395.68

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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.