Home / 7,429.86-11,132.44-5,233.95

Finding the Fourth Proportional to 7,429.86, 11,132.44 and 5,233.95

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Solution

The fourth proportional to 7,429.86, 11,132.44 and 5,233.95 is: 7,842.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429.86 : 11,132.44 = 5,233.95 : x
  2. Step 2: Convert to fraction form
    7,429.86/11,132.44 = 5,233.95/x
  3. Step 3: Cross multiply
    7,429.86x = 11,132.44 × 5,233.95
  4. Step 4: Simplify right side
    7,429.86x = 58,266,621.25
  5. Step 5: Solve for x
    x = 58,266,621.25/7,429.86
  6. Step 6: Final answer
    x = 7,842.22

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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.