Home / 9,691.22-14,539.25-3,117.26

Finding the Fourth Proportional to 9,691.22, 14,539.25 and 3,117.26

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Solution

The fourth proportional to 9,691.22, 14,539.25 and 3,117.26 is: 4,676.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691.22 : 14,539.25 = 3,117.26 : x
  2. Step 2: Convert to fraction form
    9,691.22/14,539.25 = 3,117.26/x
  3. Step 3: Cross multiply
    9,691.22x = 14,539.25 × 3,117.26
  4. Step 4: Simplify right side
    9,691.22x = 45,322,557.55
  5. Step 5: Solve for x
    x = 45,322,557.55/9,691.22
  6. Step 6: Final answer
    x = 4,676.66

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1.5x scale

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.