Home / 3,574.56-5,361.36-1,108.80

Finding the Fourth Proportional to 3,574.56, 5,361.36 and 1,108.80

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Solution

The fourth proportional to 3,574.56, 5,361.36 and 1,108.80 is: 1,663.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.56 : 5,361.36 = 1,108.80 : x
  2. Step 2: Convert to fraction form
    3,574.56/5,361.36 = 1,108.80/x
  3. Step 3: Cross multiply
    3,574.56x = 5,361.36 × 1,108.80
  4. Step 4: Simplify right side
    3,574.56x = 5,944,675.97
  5. Step 5: Solve for x
    x = 5,944,675.97/3,574.56
  6. Step 6: Final answer
    x = 1,663.05

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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.