Home / 11,132.30-15,362.42-6,352.12

Finding the Fourth Proportional to 11,132.30, 15,362.42 and 6,352.12

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Solution

The fourth proportional to 11,132.30, 15,362.42 and 6,352.12 is: 8,765.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.30 : 15,362.42 = 6,352.12 : x
  2. Step 2: Convert to fraction form
    11,132.30/15,362.42 = 6,352.12/x
  3. Step 3: Cross multiply
    11,132.30x = 15,362.42 × 6,352.12
  4. Step 4: Simplify right side
    11,132.30x = 97,583,935.33
  5. Step 5: Solve for x
    x = 97,583,935.33/11,132.30
  6. Step 6: Final answer
    x = 8,765.84

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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.