Home / 1,859.31-2,769.57-1,775.07

Finding the Fourth Proportional to 1,859.31, 2,769.57 and 1,775.07

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Solution

The fourth proportional to 1,859.31, 2,769.57 and 1,775.07 is: 2,644.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.31 : 2,769.57 = 1,775.07 : x
  2. Step 2: Convert to fraction form
    1,859.31/2,769.57 = 1,775.07/x
  3. Step 3: Cross multiply
    1,859.31x = 2,769.57 × 1,775.07
  4. Step 4: Simplify right side
    1,859.31x = 4,916,180.62
  5. Step 5: Solve for x
    x = 4,916,180.62/1,859.31
  6. Step 6: Final answer
    x = 2,644.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.