Home / 9,786.44-13,505.25-5,310.19

Finding the Fourth Proportional to 9,786.44, 13,505.25 and 5,310.19

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Solution

The fourth proportional to 9,786.44, 13,505.25 and 5,310.19 is: 7,328.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.44 : 13,505.25 = 5,310.19 : x
  2. Step 2: Convert to fraction form
    9,786.44/13,505.25 = 5,310.19/x
  3. Step 3: Cross multiply
    9,786.44x = 13,505.25 × 5,310.19
  4. Step 4: Simplify right side
    9,786.44x = 71,715,374.46
  5. Step 5: Solve for x
    x = 71,715,374.46/9,786.44
  6. Step 6: Final answer
    x = 7,328.03

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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.