Home / 3,601.10-5,403.23-1,409.09

Finding the Fourth Proportional to 3,601.10, 5,403.23 and 1,409.09

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Solution

The fourth proportional to 3,601.10, 5,403.23 and 1,409.09 is: 2,114.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.10 : 5,403.23 = 1,409.09 : x
  2. Step 2: Convert to fraction form
    3,601.10/5,403.23 = 1,409.09/x
  3. Step 3: Cross multiply
    3,601.10x = 5,403.23 × 1,409.09
  4. Step 4: Simplify right side
    3,601.10x = 7,613,603.30
  5. Step 5: Solve for x
    x = 7,613,603.30/3,601.10
  6. Step 6: Final answer
    x = 2,114.25

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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.