Home / 8,329.74-12,499.52-3,068.45

Finding the Fourth Proportional to 8,329.74, 12,499.52 and 3,068.45

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Solution

The fourth proportional to 8,329.74, 12,499.52 and 3,068.45 is: 4,604.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,329.74 : 12,499.52 = 3,068.45 : x
  2. Step 2: Convert to fraction form
    8,329.74/12,499.52 = 3,068.45/x
  3. Step 3: Cross multiply
    8,329.74x = 12,499.52 × 3,068.45
  4. Step 4: Simplify right side
    8,329.74x = 38,354,121.18
  5. Step 5: Solve for x
    x = 38,354,121.18/8,329.74
  6. Step 6: Final answer
    x = 4,604.48

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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.