Home / 3,705.13-5,557.89-1,108.27

Finding the Fourth Proportional to 3,705.13, 5,557.89 and 1,108.27

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Solution

The fourth proportional to 3,705.13, 5,557.89 and 1,108.27 is: 1,662.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.13 : 5,557.89 = 1,108.27 : x
  2. Step 2: Convert to fraction form
    3,705.13/5,557.89 = 1,108.27/x
  3. Step 3: Cross multiply
    3,705.13x = 5,557.89 × 1,108.27
  4. Step 4: Simplify right side
    3,705.13x = 6,159,614.96
  5. Step 5: Solve for x
    x = 6,159,614.96/3,705.13
  6. Step 6: Final answer
    x = 1,662.46

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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.