Home / 8,617.31-12,927.19-3,069.02

Finding the Fourth Proportional to 8,617.31, 12,927.19 and 3,069.02

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Solution

The fourth proportional to 8,617.31, 12,927.19 and 3,069.02 is: 4,603.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,617.31 : 12,927.19 = 3,069.02 : x
  2. Step 2: Convert to fraction form
    8,617.31/12,927.19 = 3,069.02/x
  3. Step 3: Cross multiply
    8,617.31x = 12,927.19 × 3,069.02
  4. Step 4: Simplify right side
    8,617.31x = 39,673,753.71
  5. Step 5: Solve for x
    x = 39,673,753.71/8,617.31
  6. Step 6: Final answer
    x = 4,603.96

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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.