Home / 8,820.67-13,231.02-2,247.40

Finding the Fourth Proportional to 8,820.67, 13,231.02 and 2,247.40

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Solution

The fourth proportional to 8,820.67, 13,231.02 and 2,247.40 is: 3,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820.67 : 13,231.02 = 2,247.40 : x
  2. Step 2: Convert to fraction form
    8,820.67/13,231.02 = 2,247.40/x
  3. Step 3: Cross multiply
    8,820.67x = 13,231.02 × 2,247.40
  4. Step 4: Simplify right side
    8,820.67x = 29,735,394.35
  5. Step 5: Solve for x
    x = 29,735,394.35/8,820.67
  6. Step 6: Final answer
    x = 3,371.10

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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.