Home / 11,713.62-16,171.50-7,746.24

Finding the Fourth Proportional to 11,713.62, 16,171.50 and 7,746.24

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Solution

The fourth proportional to 11,713.62, 16,171.50 and 7,746.24 is: 10,694.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713.62 : 16,171.50 = 7,746.24 : x
  2. Step 2: Convert to fraction form
    11,713.62/16,171.50 = 7,746.24/x
  3. Step 3: Cross multiply
    11,713.62x = 16,171.50 × 7,746.24
  4. Step 4: Simplify right side
    11,713.62x = 125,268,320.16
  5. Step 5: Solve for x
    x = 125,268,320.16/11,713.62
  6. Step 6: Final answer
    x = 10,694.24

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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.