Home / 9,329.12-12,863.52-6,967.28

Finding the Fourth Proportional to 9,329.12, 12,863.52 and 6,967.28

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Solution

The fourth proportional to 9,329.12, 12,863.52 and 6,967.28 is: 9,606.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.12 : 12,863.52 = 6,967.28 : x
  2. Step 2: Convert to fraction form
    9,329.12/12,863.52 = 6,967.28/x
  3. Step 3: Cross multiply
    9,329.12x = 12,863.52 × 6,967.28
  4. Step 4: Simplify right side
    9,329.12x = 89,623,745.63
  5. Step 5: Solve for x
    x = 89,623,745.63/9,329.12
  6. Step 6: Final answer
    x = 9,606.88

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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.