Home / 8,541.83-12,813.44-2,618.52

Finding the Fourth Proportional to 8,541.83, 12,813.44 and 2,618.52

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Solution

The fourth proportional to 8,541.83, 12,813.44 and 2,618.52 is: 3,927.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,541.83 : 12,813.44 = 2,618.52 : x
  2. Step 2: Convert to fraction form
    8,541.83/12,813.44 = 2,618.52/x
  3. Step 3: Cross multiply
    8,541.83x = 12,813.44 × 2,618.52
  4. Step 4: Simplify right side
    8,541.83x = 33,552,235.82
  5. Step 5: Solve for x
    x = 33,552,235.82/8,541.83
  6. Step 6: Final answer
    x = 3,927.99

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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.