Home / 7,424.94-11,140.53-3,262.80

Finding the Fourth Proportional to 7,424.94, 11,140.53 and 3,262.80

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Solution

The fourth proportional to 7,424.94, 11,140.53 and 3,262.80 is: 4,895.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.94 : 11,140.53 = 3,262.80 : x
  2. Step 2: Convert to fraction form
    7,424.94/11,140.53 = 3,262.80/x
  3. Step 3: Cross multiply
    7,424.94x = 11,140.53 × 3,262.80
  4. Step 4: Simplify right side
    7,424.94x = 36,349,321.28
  5. Step 5: Solve for x
    x = 36,349,321.28/7,424.94
  6. Step 6: Final answer
    x = 4,895.57

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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.