Home / 11,730.92-16,186.74-6,695.15

Finding the Fourth Proportional to 11,730.92, 16,186.74 and 6,695.15

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Solution

The fourth proportional to 11,730.92, 16,186.74 and 6,695.15 is: 9,238.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,730.92 : 16,186.74 = 6,695.15 : x
  2. Step 2: Convert to fraction form
    11,730.92/16,186.74 = 6,695.15/x
  3. Step 3: Cross multiply
    11,730.92x = 16,186.74 × 6,695.15
  4. Step 4: Simplify right side
    11,730.92x = 108,372,652.31
  5. Step 5: Solve for x
    x = 108,372,652.31/11,730.92
  6. Step 6: Final answer
    x = 9,238.21

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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.