Home / 3,573.12-5,360.49-1,108.02

Finding the Fourth Proportional to 3,573.12, 5,360.49 and 1,108.02

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Solution

The fourth proportional to 3,573.12, 5,360.49 and 1,108.02 is: 1,662.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.12 : 5,360.49 = 1,108.02 : x
  2. Step 2: Convert to fraction form
    3,573.12/5,360.49 = 1,108.02/x
  3. Step 3: Cross multiply
    3,573.12x = 5,360.49 × 1,108.02
  4. Step 4: Simplify right side
    3,573.12x = 5,939,530.13
  5. Step 5: Solve for x
    x = 5,939,530.13/3,573.12
  6. Step 6: Final answer
    x = 1,662.28

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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.