Home / 3,573.75-5,360.45-1,108.38

Finding the Fourth Proportional to 3,573.75, 5,360.45 and 1,108.38

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Solution

The fourth proportional to 3,573.75, 5,360.45 and 1,108.38 is: 1,662.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.75 : 5,360.45 = 1,108.38 : x
  2. Step 2: Convert to fraction form
    3,573.75/5,360.45 = 1,108.38/x
  3. Step 3: Cross multiply
    3,573.75x = 5,360.45 × 1,108.38
  4. Step 4: Simplify right side
    3,573.75x = 5,941,410.03
  5. Step 5: Solve for x
    x = 5,941,410.03/3,573.75
  6. Step 6: Final answer
    x = 1,662.51

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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.