Home / 8,034.76-12,038.70-5,257.96

Finding the Fourth Proportional to 8,034.76, 12,038.70 and 5,257.96

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Solution

The fourth proportional to 8,034.76, 12,038.70 and 5,257.96 is: 7,878.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,034.76 : 12,038.70 = 5,257.96 : x
  2. Step 2: Convert to fraction form
    8,034.76/12,038.70 = 5,257.96/x
  3. Step 3: Cross multiply
    8,034.76x = 12,038.70 × 5,257.96
  4. Step 4: Simplify right side
    8,034.76x = 63,299,003.05
  5. Step 5: Solve for x
    x = 63,299,003.05/8,034.76
  6. Step 6: Final answer
    x = 7,878.14

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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.