Home / 8,291.73-12,433.95-3,360.06

Finding the Fourth Proportional to 8,291.73, 12,433.95 and 3,360.06

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Solution

The fourth proportional to 8,291.73, 12,433.95 and 3,360.06 is: 5,038.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291.73 : 12,433.95 = 3,360.06 : x
  2. Step 2: Convert to fraction form
    8,291.73/12,433.95 = 3,360.06/x
  3. Step 3: Cross multiply
    8,291.73x = 12,433.95 × 3,360.06
  4. Step 4: Simplify right side
    8,291.73x = 41,778,818.04
  5. Step 5: Solve for x
    x = 41,778,818.04/8,291.73
  6. Step 6: Final answer
    x = 5,038.61

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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.