Home / 6,838.88-9,437.67-3,695.09

Finding the Fourth Proportional to 6,838.88, 9,437.67 and 3,695.09

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Solution

The fourth proportional to 6,838.88, 9,437.67 and 3,695.09 is: 5,099.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.88 : 9,437.67 = 3,695.09 : x
  2. Step 2: Convert to fraction form
    6,838.88/9,437.67 = 3,695.09/x
  3. Step 3: Cross multiply
    6,838.88x = 9,437.67 × 3,695.09
  4. Step 4: Simplify right side
    6,838.88x = 34,872,992.85
  5. Step 5: Solve for x
    x = 34,872,992.85/6,838.88
  6. Step 6: Final answer
    x = 5,099.23

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1.5x scale

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.