Home / 1,366.22-2,050.18-635.86

Finding the Fourth Proportional to 1,366.22, 2,050.18 and 635.86

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Solution

The fourth proportional to 1,366.22, 2,050.18 and 635.86 is: 954.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366.22 : 2,050.18 = 635.86 : x
  2. Step 2: Convert to fraction form
    1,366.22/2,050.18 = 635.86/x
  3. Step 3: Cross multiply
    1,366.22x = 2,050.18 × 635.86
  4. Step 4: Simplify right side
    1,366.22x = 1,303,627.45
  5. Step 5: Solve for x
    x = 1,303,627.45/1,366.22
  6. Step 6: Final answer
    x = 954.19

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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.