Home / 3,553.40-5,330.06-1,604.24

Finding the Fourth Proportional to 3,553.40, 5,330.06 and 1,604.24

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Solution

The fourth proportional to 3,553.40, 5,330.06 and 1,604.24 is: 2,406.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.40 : 5,330.06 = 1,604.24 : x
  2. Step 2: Convert to fraction form
    3,553.40/5,330.06 = 1,604.24/x
  3. Step 3: Cross multiply
    3,553.40x = 5,330.06 × 1,604.24
  4. Step 4: Simplify right side
    3,553.40x = 8,550,695.45
  5. Step 5: Solve for x
    x = 8,550,695.45/3,553.40
  6. Step 6: Final answer
    x = 2,406.34

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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.