Home / 3,349.46-5,025.12-1,401.20

Finding the Fourth Proportional to 3,349.46, 5,025.12 and 1,401.20

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Solution

The fourth proportional to 3,349.46, 5,025.12 and 1,401.20 is: 2,102.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.46 : 5,025.12 = 1,401.20 : x
  2. Step 2: Convert to fraction form
    3,349.46/5,025.12 = 1,401.20/x
  3. Step 3: Cross multiply
    3,349.46x = 5,025.12 × 1,401.20
  4. Step 4: Simplify right side
    3,349.46x = 7,041,198.14
  5. Step 5: Solve for x
    x = 7,041,198.14/3,349.46
  6. Step 6: Final answer
    x = 2,102.19

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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.