Home / 11,176.05-16,758.66-6,497.40

Finding the Fourth Proportional to 11,176.05, 16,758.66 and 6,497.40

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Solution

The fourth proportional to 11,176.05, 16,758.66 and 6,497.40 is: 9,742.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.05 : 16,758.66 = 6,497.40 : x
  2. Step 2: Convert to fraction form
    11,176.05/16,758.66 = 6,497.40/x
  3. Step 3: Cross multiply
    11,176.05x = 16,758.66 × 6,497.40
  4. Step 4: Simplify right side
    11,176.05x = 108,887,717.48
  5. Step 5: Solve for x
    x = 108,887,717.48/11,176.05
  6. Step 6: Final answer
    x = 9,742.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.