Home / 9,882.18-14,806.20-5,195.22

Finding the Fourth Proportional to 9,882.18, 14,806.20 and 5,195.22

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Solution

The fourth proportional to 9,882.18, 14,806.20 and 5,195.22 is: 7,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,882.18 : 14,806.20 = 5,195.22 : x
  2. Step 2: Convert to fraction form
    9,882.18/14,806.20 = 5,195.22/x
  3. Step 3: Cross multiply
    9,882.18x = 14,806.20 × 5,195.22
  4. Step 4: Simplify right side
    9,882.18x = 76,921,466.36
  5. Step 5: Solve for x
    x = 76,921,466.36/9,882.18
  6. Step 6: Final answer
    x = 7,783.86

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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.