Home / 1,837.17-2,535.31-997.89

Finding the Fourth Proportional to 1,837.17, 2,535.31 and 997.89

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Solution

The fourth proportional to 1,837.17, 2,535.31 and 997.89 is: 1,377.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.17 : 2,535.31 = 997.89 : x
  2. Step 2: Convert to fraction form
    1,837.17/2,535.31 = 997.89/x
  3. Step 3: Cross multiply
    1,837.17x = 2,535.31 × 997.89
  4. Step 4: Simplify right side
    1,837.17x = 2,529,952.24
  5. Step 5: Solve for x
    x = 2,529,952.24/1,837.17
  6. Step 6: Final answer
    x = 1,377.09

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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.