Home / 1,804.23-2,489.14-1,057.92

Finding the Fourth Proportional to 1,804.23, 2,489.14 and 1,057.92

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Solution

The fourth proportional to 1,804.23, 2,489.14 and 1,057.92 is: 1,459.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804.23 : 2,489.14 = 1,057.92 : x
  2. Step 2: Convert to fraction form
    1,804.23/2,489.14 = 1,057.92/x
  3. Step 3: Cross multiply
    1,804.23x = 2,489.14 × 1,057.92
  4. Step 4: Simplify right side
    1,804.23x = 2,633,310.99
  5. Step 5: Solve for x
    x = 2,633,310.99/1,804.23
  6. Step 6: Final answer
    x = 1,459.52

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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.