Home / 3,401.28-5,102.42-1,552.38

Finding the Fourth Proportional to 3,401.28, 5,102.42 and 1,552.38

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Solution

The fourth proportional to 3,401.28, 5,102.42 and 1,552.38 is: 2,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.28 : 5,102.42 = 1,552.38 : x
  2. Step 2: Convert to fraction form
    3,401.28/5,102.42 = 1,552.38/x
  3. Step 3: Cross multiply
    3,401.28x = 5,102.42 × 1,552.38
  4. Step 4: Simplify right side
    3,401.28x = 7,920,887.00
  5. Step 5: Solve for x
    x = 7,920,887.00/3,401.28
  6. Step 6: Final answer
    x = 2,328.80

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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.