Home / 9,206.67-12,695.15-6,217.32

Finding the Fourth Proportional to 9,206.67, 12,695.15 and 6,217.32

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Solution

The fourth proportional to 9,206.67, 12,695.15 and 6,217.32 is: 8,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206.67 : 12,695.15 = 6,217.32 : x
  2. Step 2: Convert to fraction form
    9,206.67/12,695.15 = 6,217.32/x
  3. Step 3: Cross multiply
    9,206.67x = 12,695.15 × 6,217.32
  4. Step 4: Simplify right side
    9,206.67x = 78,929,767.40
  5. Step 5: Solve for x
    x = 78,929,767.40/9,206.67
  6. Step 6: Final answer
    x = 8,573.11

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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.