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Finding the Fourth Proportional to 2,043.36, 2,817.36 and 1,453.44

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Solution

The fourth proportional to 2,043.36, 2,817.36 and 1,453.44 is: 2,003.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.36 : 2,817.36 = 1,453.44 : x
  2. Step 2: Convert to fraction form
    2,043.36/2,817.36 = 1,453.44/x
  3. Step 3: Cross multiply
    2,043.36x = 2,817.36 × 1,453.44
  4. Step 4: Simplify right side
    2,043.36x = 4,094,863.72
  5. Step 5: Solve for x
    x = 4,094,863.72/2,043.36
  6. Step 6: Final answer
    x = 2,003.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.