Home / 8,020.57-12,030.87-3,092.53

Finding the Fourth Proportional to 8,020.57, 12,030.87 and 3,092.53

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Solution

The fourth proportional to 8,020.57, 12,030.87 and 3,092.53 is: 4,638.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.57 : 12,030.87 = 3,092.53 : x
  2. Step 2: Convert to fraction form
    8,020.57/12,030.87 = 3,092.53/x
  3. Step 3: Cross multiply
    8,020.57x = 12,030.87 × 3,092.53
  4. Step 4: Simplify right side
    8,020.57x = 37,205,826.40
  5. Step 5: Solve for x
    x = 37,205,826.40/8,020.57
  6. Step 6: Final answer
    x = 4,638.80

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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.