Home / 2,472.21-3,410.91-2,235.42

Finding the Fourth Proportional to 2,472.21, 3,410.91 and 2,235.42

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Solution

The fourth proportional to 2,472.21, 3,410.91 and 2,235.42 is: 3,084.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472.21 : 3,410.91 = 2,235.42 : x
  2. Step 2: Convert to fraction form
    2,472.21/3,410.91 = 2,235.42/x
  3. Step 3: Cross multiply
    2,472.21x = 3,410.91 × 2,235.42
  4. Step 4: Simplify right side
    2,472.21x = 7,624,816.43
  5. Step 5: Solve for x
    x = 7,624,816.43/2,472.21
  6. Step 6: Final answer
    x = 3,084.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.