Home / 5,625.36-8,438.04-1,729.26

Finding the Fourth Proportional to 5,625.36, 8,438.04 and 1,729.26

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Solution

The fourth proportional to 5,625.36, 8,438.04 and 1,729.26 is: 2,593.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.36 : 8,438.04 = 1,729.26 : x
  2. Step 2: Convert to fraction form
    5,625.36/8,438.04 = 1,729.26/x
  3. Step 3: Cross multiply
    5,625.36x = 8,438.04 × 1,729.26
  4. Step 4: Simplify right side
    5,625.36x = 14,591,565.05
  5. Step 5: Solve for x
    x = 14,591,565.05/5,625.36
  6. Step 6: Final answer
    x = 2,593.89

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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.