Home / 10,969.08-16,449.30-6,355.32

Finding the Fourth Proportional to 10,969.08, 16,449.30 and 6,355.32

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Solution

The fourth proportional to 10,969.08, 16,449.30 and 6,355.32 is: 9,530.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,969.08 : 16,449.30 = 6,355.32 : x
  2. Step 2: Convert to fraction form
    10,969.08/16,449.30 = 6,355.32/x
  3. Step 3: Cross multiply
    10,969.08x = 16,449.30 × 6,355.32
  4. Step 4: Simplify right side
    10,969.08x = 104,540,565.28
  5. Step 5: Solve for x
    x = 104,540,565.28/10,969.08
  6. Step 6: Final answer
    x = 9,530.48

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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.