Home / 1,337.66-2,003.58-1,103.94

Finding the Fourth Proportional to 1,337.66, 2,003.58 and 1,103.94

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Solution

The fourth proportional to 1,337.66, 2,003.58 and 1,103.94 is: 1,653.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337.66 : 2,003.58 = 1,103.94 : x
  2. Step 2: Convert to fraction form
    1,337.66/2,003.58 = 1,103.94/x
  3. Step 3: Cross multiply
    1,337.66x = 2,003.58 × 1,103.94
  4. Step 4: Simplify right side
    1,337.66x = 2,211,832.11
  5. Step 5: Solve for x
    x = 2,211,832.11/1,337.66
  6. Step 6: Final answer
    x = 1,653.51

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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.