Home / 1,882.46-2,804.60-1,789.51

Finding the Fourth Proportional to 1,882.46, 2,804.60 and 1,789.51

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Solution

The fourth proportional to 1,882.46, 2,804.60 and 1,789.51 is: 2,666.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.46 : 2,804.60 = 1,789.51 : x
  2. Step 2: Convert to fraction form
    1,882.46/2,804.60 = 1,789.51/x
  3. Step 3: Cross multiply
    1,882.46x = 2,804.60 × 1,789.51
  4. Step 4: Simplify right side
    1,882.46x = 5,018,859.75
  5. Step 5: Solve for x
    x = 5,018,859.75/1,882.46
  6. Step 6: Final answer
    x = 2,666.12

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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.