Home / 3,705.36-5,558.68-2,061.20

Finding the Fourth Proportional to 3,705.36, 5,558.68 and 2,061.20

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Solution

The fourth proportional to 3,705.36, 5,558.68 and 2,061.20 is: 3,092.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.36 : 5,558.68 = 2,061.20 : x
  2. Step 2: Convert to fraction form
    3,705.36/5,558.68 = 2,061.20/x
  3. Step 3: Cross multiply
    3,705.36x = 5,558.68 × 2,061.20
  4. Step 4: Simplify right side
    3,705.36x = 11,457,551.22
  5. Step 5: Solve for x
    x = 11,457,551.22/3,705.36
  6. Step 6: Final answer
    x = 3,092.16

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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.