Home / 3,408.53-5,107.56-2,019.10

Finding the Fourth Proportional to 3,408.53, 5,107.56 and 2,019.10

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Solution

The fourth proportional to 3,408.53, 5,107.56 and 2,019.10 is: 3,025.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408.53 : 5,107.56 = 2,019.10 : x
  2. Step 2: Convert to fraction form
    3,408.53/5,107.56 = 2,019.10/x
  3. Step 3: Cross multiply
    3,408.53x = 5,107.56 × 2,019.10
  4. Step 4: Simplify right side
    3,408.53x = 10,312,678.00
  5. Step 5: Solve for x
    x = 10,312,678.00/3,408.53
  6. Step 6: Final answer
    x = 3,025.55

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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.