Home / 3,705.66-5,558.52-1,108.60

Finding the Fourth Proportional to 3,705.66, 5,558.52 and 1,108.60

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Solution

The fourth proportional to 3,705.66, 5,558.52 and 1,108.60 is: 1,662.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.66 : 5,558.52 = 1,108.60 : x
  2. Step 2: Convert to fraction form
    3,705.66/5,558.52 = 1,108.60/x
  3. Step 3: Cross multiply
    3,705.66x = 5,558.52 × 1,108.60
  4. Step 4: Simplify right side
    3,705.66x = 6,162,175.27
  5. Step 5: Solve for x
    x = 6,162,175.27/3,705.66
  6. Step 6: Final answer
    x = 1,662.91

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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.