Home / 10,636.40-15,949.23-6,195.53

Finding the Fourth Proportional to 10,636.40, 15,949.23 and 6,195.53

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Solution

The fourth proportional to 10,636.40, 15,949.23 and 6,195.53 is: 9,290.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636.40 : 15,949.23 = 6,195.53 : x
  2. Step 2: Convert to fraction form
    10,636.40/15,949.23 = 6,195.53/x
  3. Step 3: Cross multiply
    10,636.40x = 15,949.23 × 6,195.53
  4. Step 4: Simplify right side
    10,636.40x = 98,813,853.20
  5. Step 5: Solve for x
    x = 98,813,853.20/10,636.40
  6. Step 6: Final answer
    x = 9,290.16

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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.