Home / 9,986.20-14,974.26-3,059.80

Finding the Fourth Proportional to 9,986.20, 14,974.26 and 3,059.80

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Solution

The fourth proportional to 9,986.20, 14,974.26 and 3,059.80 is: 4,588.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986.20 : 14,974.26 = 3,059.80 : x
  2. Step 2: Convert to fraction form
    9,986.20/14,974.26 = 3,059.80/x
  3. Step 3: Cross multiply
    9,986.20x = 14,974.26 × 3,059.80
  4. Step 4: Simplify right side
    9,986.20x = 45,818,240.75
  5. Step 5: Solve for x
    x = 45,818,240.75/9,986.20
  6. Step 6: Final answer
    x = 4,588.16

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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.