Home / 1,873.23-2,805.89-1,040.24

Finding the Fourth Proportional to 1,873.23, 2,805.89 and 1,040.24

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Solution

The fourth proportional to 1,873.23, 2,805.89 and 1,040.24 is: 1,558.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.23 : 2,805.89 = 1,040.24 : x
  2. Step 2: Convert to fraction form
    1,873.23/2,805.89 = 1,040.24/x
  3. Step 3: Cross multiply
    1,873.23x = 2,805.89 × 1,040.24
  4. Step 4: Simplify right side
    1,873.23x = 2,918,806.68
  5. Step 5: Solve for x
    x = 2,918,806.68/1,873.23
  6. Step 6: Final answer
    x = 1,558.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.