Home / 11,670.65-16,104.85-6,634.17

Finding the Fourth Proportional to 11,670.65, 16,104.85 and 6,634.17

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Solution

The fourth proportional to 11,670.65, 16,104.85 and 6,634.17 is: 9,154.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.65 : 16,104.85 = 6,634.17 : x
  2. Step 2: Convert to fraction form
    11,670.65/16,104.85 = 6,634.17/x
  3. Step 3: Cross multiply
    11,670.65x = 16,104.85 × 6,634.17
  4. Step 4: Simplify right side
    11,670.65x = 106,842,296.14
  5. Step 5: Solve for x
    x = 106,842,296.14/11,670.65
  6. Step 6: Final answer
    x = 9,154.79

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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.