Home / 8,291.77-12,433.50-3,360.08

Finding the Fourth Proportional to 8,291.77, 12,433.50 and 3,360.08

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Solution

The fourth proportional to 8,291.77, 12,433.50 and 3,360.08 is: 5,038.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291.77 : 12,433.50 = 3,360.08 : x
  2. Step 2: Convert to fraction form
    8,291.77/12,433.50 = 3,360.08/x
  3. Step 3: Cross multiply
    8,291.77x = 12,433.50 × 3,360.08
  4. Step 4: Simplify right side
    8,291.77x = 41,777,585.76
  5. Step 5: Solve for x
    x = 41,777,585.76/8,291.77
  6. Step 6: Final answer
    x = 5,038.44

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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.