Home / 6,886.18-10,329.38-3,605.68

Finding the Fourth Proportional to 6,886.18, 10,329.38 and 3,605.68

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Solution

The fourth proportional to 6,886.18, 10,329.38 and 3,605.68 is: 5,408.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886.18 : 10,329.38 = 3,605.68 : x
  2. Step 2: Convert to fraction form
    6,886.18/10,329.38 = 3,605.68/x
  3. Step 3: Cross multiply
    6,886.18x = 10,329.38 × 3,605.68
  4. Step 4: Simplify right side
    6,886.18x = 37,244,438.88
  5. Step 5: Solve for x
    x = 37,244,438.88/6,886.18
  6. Step 6: Final answer
    x = 5,408.58

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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.