Home / 7,005.22-10,508.25-2,261.86

Finding the Fourth Proportional to 7,005.22, 10,508.25 and 2,261.86

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Solution

The fourth proportional to 7,005.22, 10,508.25 and 2,261.86 is: 3,392.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005.22 : 10,508.25 = 2,261.86 : x
  2. Step 2: Convert to fraction form
    7,005.22/10,508.25 = 2,261.86/x
  3. Step 3: Cross multiply
    7,005.22x = 10,508.25 × 2,261.86
  4. Step 4: Simplify right side
    7,005.22x = 23,768,137.80
  5. Step 5: Solve for x
    x = 23,768,137.80/7,005.22
  6. Step 6: Final answer
    x = 3,392.92

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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.