Home / 8,352.21-12,530.66-3,356.13

Finding the Fourth Proportional to 8,352.21, 12,530.66 and 3,356.13

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Solution

The fourth proportional to 8,352.21, 12,530.66 and 3,356.13 is: 5,035.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352.21 : 12,530.66 = 3,356.13 : x
  2. Step 2: Convert to fraction form
    8,352.21/12,530.66 = 3,356.13/x
  3. Step 3: Cross multiply
    8,352.21x = 12,530.66 × 3,356.13
  4. Step 4: Simplify right side
    8,352.21x = 42,054,523.95
  5. Step 5: Solve for x
    x = 42,054,523.95/8,352.21
  6. Step 6: Final answer
    x = 5,035.14

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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.