Home / 7,081.22-10,675.22-6,605.66

Finding the Fourth Proportional to 7,081.22, 10,675.22 and 6,605.66

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Solution

The fourth proportional to 7,081.22, 10,675.22 and 6,605.66 is: 9,958.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081.22 : 10,675.22 = 6,605.66 : x
  2. Step 2: Convert to fraction form
    7,081.22/10,675.22 = 6,605.66/x
  3. Step 3: Cross multiply
    7,081.22x = 10,675.22 × 6,605.66
  4. Step 4: Simplify right side
    7,081.22x = 70,516,873.75
  5. Step 5: Solve for x
    x = 70,516,873.75/7,081.22
  6. Step 6: Final answer
    x = 9,958.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.