Home / 7,663.11-11,494.69-2,116.33

Finding the Fourth Proportional to 7,663.11, 11,494.69 and 2,116.33

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Solution

The fourth proportional to 7,663.11, 11,494.69 and 2,116.33 is: 3,174.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,663.11 : 11,494.69 = 2,116.33 : x
  2. Step 2: Convert to fraction form
    7,663.11/11,494.69 = 2,116.33/x
  3. Step 3: Cross multiply
    7,663.11x = 11,494.69 × 2,116.33
  4. Step 4: Simplify right side
    7,663.11x = 24,326,574.30
  5. Step 5: Solve for x
    x = 24,326,574.30/7,663.11
  6. Step 6: Final answer
    x = 3,174.50

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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.