Home / 7,645.10-11,467.67-3,259.76

Finding the Fourth Proportional to 7,645.10, 11,467.67 and 3,259.76

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Solution

The fourth proportional to 7,645.10, 11,467.67 and 3,259.76 is: 4,889.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,645.10 : 11,467.67 = 3,259.76 : x
  2. Step 2: Convert to fraction form
    7,645.10/11,467.67 = 3,259.76/x
  3. Step 3: Cross multiply
    7,645.10x = 11,467.67 × 3,259.76
  4. Step 4: Simplify right side
    7,645.10x = 37,381,778.32
  5. Step 5: Solve for x
    x = 37,381,778.32/7,645.10
  6. Step 6: Final answer
    x = 4,889.64

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Similar ratio
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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.