Home / 11,665.52-16,101.48-6,632.69

Finding the Fourth Proportional to 11,665.52, 16,101.48 and 6,632.69

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Solution

The fourth proportional to 11,665.52, 16,101.48 and 6,632.69 is: 9,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,665.52 : 16,101.48 = 6,632.69 : x
  2. Step 2: Convert to fraction form
    11,665.52/16,101.48 = 6,632.69/x
  3. Step 3: Cross multiply
    11,665.52x = 16,101.48 × 6,632.69
  4. Step 4: Simplify right side
    11,665.52x = 106,796,069.75
  5. Step 5: Solve for x
    x = 106,796,069.75/11,665.52
  6. Step 6: Final answer
    x = 9,154.85

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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.