Home / 5,645.07-8,467.97-1,485.18

Finding the Fourth Proportional to 5,645.07, 8,467.97 and 1,485.18

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Solution

The fourth proportional to 5,645.07, 8,467.97 and 1,485.18 is: 2,227.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.07 : 8,467.97 = 1,485.18 : x
  2. Step 2: Convert to fraction form
    5,645.07/8,467.97 = 1,485.18/x
  3. Step 3: Cross multiply
    5,645.07x = 8,467.97 × 1,485.18
  4. Step 4: Simplify right side
    5,645.07x = 12,576,459.68
  5. Step 5: Solve for x
    x = 12,576,459.68/5,645.07
  6. Step 6: Final answer
    x = 2,227.87

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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.