Home / 5,401.41-8,102.94-1,703.31

Finding the Fourth Proportional to 5,401.41, 8,102.94 and 1,703.31

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Solution

The fourth proportional to 5,401.41, 8,102.94 and 1,703.31 is: 2,555.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.41 : 8,102.94 = 1,703.31 : x
  2. Step 2: Convert to fraction form
    5,401.41/8,102.94 = 1,703.31/x
  3. Step 3: Cross multiply
    5,401.41x = 8,102.94 × 1,703.31
  4. Step 4: Simplify right side
    5,401.41x = 13,801,778.22
  5. Step 5: Solve for x
    x = 13,801,778.22/5,401.41
  6. Step 6: Final answer
    x = 2,555.22

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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.