Home / 3,485.52-5,228.30-1,433.52

Finding the Fourth Proportional to 3,485.52, 5,228.30 and 1,433.52

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Solution

The fourth proportional to 3,485.52, 5,228.30 and 1,433.52 is: 2,150.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.52 : 5,228.30 = 1,433.52 : x
  2. Step 2: Convert to fraction form
    3,485.52/5,228.30 = 1,433.52/x
  3. Step 3: Cross multiply
    3,485.52x = 5,228.30 × 1,433.52
  4. Step 4: Simplify right side
    3,485.52x = 7,494,872.62
  5. Step 5: Solve for x
    x = 7,494,872.62/3,485.52
  6. Step 6: Final answer
    x = 2,150.29

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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.