Home / 2,002.13-3,006.44-1,237.49

Finding the Fourth Proportional to 2,002.13, 3,006.44 and 1,237.49

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Solution

The fourth proportional to 2,002.13, 3,006.44 and 1,237.49 is: 1,858.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002.13 : 3,006.44 = 1,237.49 : x
  2. Step 2: Convert to fraction form
    2,002.13/3,006.44 = 1,237.49/x
  3. Step 3: Cross multiply
    2,002.13x = 3,006.44 × 1,237.49
  4. Step 4: Simplify right side
    2,002.13x = 3,720,439.44
  5. Step 5: Solve for x
    x = 3,720,439.44/2,002.13
  6. Step 6: Final answer
    x = 1,858.24

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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.