Home / 6,885.09-10,319.42-3,596.39

Finding the Fourth Proportional to 6,885.09, 10,319.42 and 3,596.39

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Solution

The fourth proportional to 6,885.09, 10,319.42 and 3,596.39 is: 5,390.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.09 : 10,319.42 = 3,596.39 : x
  2. Step 2: Convert to fraction form
    6,885.09/10,319.42 = 3,596.39/x
  3. Step 3: Cross multiply
    6,885.09x = 10,319.42 × 3,596.39
  4. Step 4: Simplify right side
    6,885.09x = 37,112,589.31
  5. Step 5: Solve for x
    x = 37,112,589.31/6,885.09
  6. Step 6: Final answer
    x = 5,390.28

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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.