Home / 9,764.32-14,646.66-3,190.48

Finding the Fourth Proportional to 9,764.32, 14,646.66 and 3,190.48

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Solution

The fourth proportional to 9,764.32, 14,646.66 and 3,190.48 is: 4,785.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,764.32 : 14,646.66 = 3,190.48 : x
  2. Step 2: Convert to fraction form
    9,764.32/14,646.66 = 3,190.48/x
  3. Step 3: Cross multiply
    9,764.32x = 14,646.66 × 3,190.48
  4. Step 4: Simplify right side
    9,764.32x = 46,729,875.80
  5. Step 5: Solve for x
    x = 46,729,875.80/9,764.32
  6. Step 6: Final answer
    x = 4,785.78

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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.