Home / 9,736.20-13,436.90-6,199.19

Finding the Fourth Proportional to 9,736.20, 13,436.90 and 6,199.19

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Solution

The fourth proportional to 9,736.20, 13,436.90 and 6,199.19 is: 8,555.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,736.20 : 13,436.90 = 6,199.19 : x
  2. Step 2: Convert to fraction form
    9,736.20/13,436.90 = 6,199.19/x
  3. Step 3: Cross multiply
    9,736.20x = 13,436.90 × 6,199.19
  4. Step 4: Simplify right side
    9,736.20x = 83,297,896.11
  5. Step 5: Solve for x
    x = 83,297,896.11/9,736.20
  6. Step 6: Final answer
    x = 8,555.48

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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.