Home / 9,660.88-14,488.44-3,086.80

Finding the Fourth Proportional to 9,660.88, 14,488.44 and 3,086.80

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Solution

The fourth proportional to 9,660.88, 14,488.44 and 3,086.80 is: 4,629.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660.88 : 14,488.44 = 3,086.80 : x
  2. Step 2: Convert to fraction form
    9,660.88/14,488.44 = 3,086.80/x
  3. Step 3: Cross multiply
    9,660.88x = 14,488.44 × 3,086.80
  4. Step 4: Simplify right side
    9,660.88x = 44,722,916.59
  5. Step 5: Solve for x
    x = 44,722,916.59/9,660.88
  6. Step 6: Final answer
    x = 4,629.28

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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.