Home / 3,355.24-5,033.58-1,406.32

Finding the Fourth Proportional to 3,355.24, 5,033.58 and 1,406.32

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Solution

The fourth proportional to 3,355.24, 5,033.58 and 1,406.32 is: 2,109.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.24 : 5,033.58 = 1,406.32 : x
  2. Step 2: Convert to fraction form
    3,355.24/5,033.58 = 1,406.32/x
  3. Step 3: Cross multiply
    3,355.24x = 5,033.58 × 1,406.32
  4. Step 4: Simplify right side
    3,355.24x = 7,078,824.23
  5. Step 5: Solve for x
    x = 7,078,824.23/3,355.24
  6. Step 6: Final answer
    x = 2,109.78

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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.