Home / 1,336.13-2,003.94-362.10

Finding the Fourth Proportional to 1,336.13, 2,003.94 and 362.10

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Solution

The fourth proportional to 1,336.13, 2,003.94 and 362.10 is: 543.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336.13 : 2,003.94 = 362.10 : x
  2. Step 2: Convert to fraction form
    1,336.13/2,003.94 = 362.10/x
  3. Step 3: Cross multiply
    1,336.13x = 2,003.94 × 362.10
  4. Step 4: Simplify right side
    1,336.13x = 725,626.67
  5. Step 5: Solve for x
    x = 725,626.67/1,336.13
  6. Step 6: Final answer
    x = 543.08

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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.