Home / 7,132.08-10,699.61-2,201.61

Finding the Fourth Proportional to 7,132.08, 10,699.61 and 2,201.61

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Solution

The fourth proportional to 7,132.08, 10,699.61 and 2,201.61 is: 3,302.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.08 : 10,699.61 = 2,201.61 : x
  2. Step 2: Convert to fraction form
    7,132.08/10,699.61 = 2,201.61/x
  3. Step 3: Cross multiply
    7,132.08x = 10,699.61 × 2,201.61
  4. Step 4: Simplify right side
    7,132.08x = 23,556,368.37
  5. Step 5: Solve for x
    x = 23,556,368.37/7,132.08
  6. Step 6: Final answer
    x = 3,302.87

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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.