Home / 11,794.49-16,276.80-6,489.53

Finding the Fourth Proportional to 11,794.49, 16,276.80 and 6,489.53

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Solution

The fourth proportional to 11,794.49, 16,276.80 and 6,489.53 is: 8,955.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,794.49 : 16,276.80 = 6,489.53 : x
  2. Step 2: Convert to fraction form
    11,794.49/16,276.80 = 6,489.53/x
  3. Step 3: Cross multiply
    11,794.49x = 16,276.80 × 6,489.53
  4. Step 4: Simplify right side
    11,794.49x = 105,628,781.90
  5. Step 5: Solve for x
    x = 105,628,781.90/11,794.49
  6. Step 6: Final answer
    x = 8,955.77

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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.