Home / 9,272.67-12,790.55-6,086.21

Finding the Fourth Proportional to 9,272.67, 12,790.55 and 6,086.21

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Solution

The fourth proportional to 9,272.67, 12,790.55 and 6,086.21 is: 8,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272.67 : 12,790.55 = 6,086.21 : x
  2. Step 2: Convert to fraction form
    9,272.67/12,790.55 = 6,086.21/x
  3. Step 3: Cross multiply
    9,272.67x = 12,790.55 × 6,086.21
  4. Step 4: Simplify right side
    9,272.67x = 77,845,878.93
  5. Step 5: Solve for x
    x = 77,845,878.93/9,272.67
  6. Step 6: Final answer
    x = 8,395.20

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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.