Home / 9,308.32-12,847.08-6,322.12

Finding the Fourth Proportional to 9,308.32, 12,847.08 and 6,322.12

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Solution

The fourth proportional to 9,308.32, 12,847.08 and 6,322.12 is: 8,725.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,308.32 : 12,847.08 = 6,322.12 : x
  2. Step 2: Convert to fraction form
    9,308.32/12,847.08 = 6,322.12/x
  3. Step 3: Cross multiply
    9,308.32x = 12,847.08 × 6,322.12
  4. Step 4: Simplify right side
    9,308.32x = 81,220,781.41
  5. Step 5: Solve for x
    x = 81,220,781.41/9,308.32
  6. Step 6: Final answer
    x = 8,725.61

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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.