Home / 6,838.91-9,437.70-3,695.10

Finding the Fourth Proportional to 6,838.91, 9,437.70 and 3,695.10

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Solution

The fourth proportional to 6,838.91, 9,437.70 and 3,695.10 is: 5,099.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.91 : 9,437.70 = 3,695.10 : x
  2. Step 2: Convert to fraction form
    6,838.91/9,437.70 = 3,695.10/x
  3. Step 3: Cross multiply
    6,838.91x = 9,437.70 × 3,695.10
  4. Step 4: Simplify right side
    6,838.91x = 34,873,245.27
  5. Step 5: Solve for x
    x = 34,873,245.27/6,838.91
  6. Step 6: Final answer
    x = 5,099.24

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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.