Home / 6,715.62-9,267.95-3,731.78

Finding the Fourth Proportional to 6,715.62, 9,267.95 and 3,731.78

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Solution

The fourth proportional to 6,715.62, 9,267.95 and 3,731.78 is: 5,150.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715.62 : 9,267.95 = 3,731.78 : x
  2. Step 2: Convert to fraction form
    6,715.62/9,267.95 = 3,731.78/x
  3. Step 3: Cross multiply
    6,715.62x = 9,267.95 × 3,731.78
  4. Step 4: Simplify right side
    6,715.62x = 34,585,950.45
  5. Step 5: Solve for x
    x = 34,585,950.45/6,715.62
  6. Step 6: Final answer
    x = 5,150.08

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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.