Home / 2,350.62-3,242.43-1,553.94

Finding the Fourth Proportional to 2,350.62, 3,242.43 and 1,553.94

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Solution

The fourth proportional to 2,350.62, 3,242.43 and 1,553.94 is: 2,143.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.62 : 3,242.43 = 1,553.94 : x
  2. Step 2: Convert to fraction form
    2,350.62/3,242.43 = 1,553.94/x
  3. Step 3: Cross multiply
    2,350.62x = 3,242.43 × 1,553.94
  4. Step 4: Simplify right side
    2,350.62x = 5,038,541.67
  5. Step 5: Solve for x
    x = 5,038,541.67/2,350.62
  6. Step 6: Final answer
    x = 2,143.49

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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.