Home / 7,636.22-11,506.35-6,279.94

Finding the Fourth Proportional to 7,636.22, 11,506.35 and 6,279.94

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Solution

The fourth proportional to 7,636.22, 11,506.35 and 6,279.94 is: 9,462.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.22 : 11,506.35 = 6,279.94 : x
  2. Step 2: Convert to fraction form
    7,636.22/11,506.35 = 6,279.94/x
  3. Step 3: Cross multiply
    7,636.22x = 11,506.35 × 6,279.94
  4. Step 4: Simplify right side
    7,636.22x = 72,259,187.62
  5. Step 5: Solve for x
    x = 72,259,187.62/7,636.22
  6. Step 6: Final answer
    x = 9,462.69

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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.