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Finding the Fourth Proportional to 2,369.64, 3,553.77 and 725.82

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Solution

The fourth proportional to 2,369.64, 3,553.77 and 725.82 is: 1,088.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369.64 : 3,553.77 = 725.82 : x
  2. Step 2: Convert to fraction form
    2,369.64/3,553.77 = 725.82/x
  3. Step 3: Cross multiply
    2,369.64x = 3,553.77 × 725.82
  4. Step 4: Simplify right side
    2,369.64x = 2,579,397.34
  5. Step 5: Solve for x
    x = 2,579,397.34/2,369.64
  6. Step 6: Final answer
    x = 1,088.52

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1.5x scale

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.