Home / 3,474.87-5,212.24-1,395.35

Finding the Fourth Proportional to 3,474.87, 5,212.24 and 1,395.35

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Solution

The fourth proportional to 3,474.87, 5,212.24 and 1,395.35 is: 2,093.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.87 : 5,212.24 = 1,395.35 : x
  2. Step 2: Convert to fraction form
    3,474.87/5,212.24 = 1,395.35/x
  3. Step 3: Cross multiply
    3,474.87x = 5,212.24 × 1,395.35
  4. Step 4: Simplify right side
    3,474.87x = 7,272,899.08
  5. Step 5: Solve for x
    x = 7,272,899.08/3,474.87
  6. Step 6: Final answer
    x = 2,093.00

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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.