Home / 1,337.09-2,005.38-362.95

Finding the Fourth Proportional to 1,337.09, 2,005.38 and 362.95

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Solution

The fourth proportional to 1,337.09, 2,005.38 and 362.95 is: 544.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337.09 : 2,005.38 = 362.95 : x
  2. Step 2: Convert to fraction form
    1,337.09/2,005.38 = 362.95/x
  3. Step 3: Cross multiply
    1,337.09x = 2,005.38 × 362.95
  4. Step 4: Simplify right side
    1,337.09x = 727,847.66
  5. Step 5: Solve for x
    x = 727,847.66/1,337.09
  6. Step 6: Final answer
    x = 544.35

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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.