Home / 8,338.55-11,506.66-4,981.50

Finding the Fourth Proportional to 8,338.55, 11,506.66 and 4,981.50

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Solution

The fourth proportional to 8,338.55, 11,506.66 and 4,981.50 is: 6,874.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338.55 : 11,506.66 = 4,981.50 : x
  2. Step 2: Convert to fraction form
    8,338.55/11,506.66 = 4,981.50/x
  3. Step 3: Cross multiply
    8,338.55x = 11,506.66 × 4,981.50
  4. Step 4: Simplify right side
    8,338.55x = 57,320,414.34
  5. Step 5: Solve for x
    x = 57,320,414.34/8,338.55
  6. Step 6: Final answer
    x = 6,874.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.