Home / 8,038.35-12,053.19-2,489.31

Finding the Fourth Proportional to 8,038.35, 12,053.19 and 2,489.31

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Solution

The fourth proportional to 8,038.35, 12,053.19 and 2,489.31 is: 3,732.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.35 : 12,053.19 = 2,489.31 : x
  2. Step 2: Convert to fraction form
    8,038.35/12,053.19 = 2,489.31/x
  3. Step 3: Cross multiply
    8,038.35x = 12,053.19 × 2,489.31
  4. Step 4: Simplify right side
    8,038.35x = 30,004,126.40
  5. Step 5: Solve for x
    x = 30,004,126.40/8,038.35
  6. Step 6: Final answer
    x = 3,732.62

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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.