Home / 6,695.14-9,238.78-3,710.91

Finding the Fourth Proportional to 6,695.14, 9,238.78 and 3,710.91

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Solution

The fourth proportional to 6,695.14, 9,238.78 and 3,710.91 is: 5,120.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,695.14 : 9,238.78 = 3,710.91 : x
  2. Step 2: Convert to fraction form
    6,695.14/9,238.78 = 3,710.91/x
  3. Step 3: Cross multiply
    6,695.14x = 9,238.78 × 3,710.91
  4. Step 4: Simplify right side
    6,695.14x = 34,284,281.09
  5. Step 5: Solve for x
    x = 34,284,281.09/6,695.14
  6. Step 6: Final answer
    x = 5,120.77

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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.