Home / 1,858.24-2,788.44-1,711.36

Finding the Fourth Proportional to 1,858.24, 2,788.44 and 1,711.36

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Solution

The fourth proportional to 1,858.24, 2,788.44 and 1,711.36 is: 2,568.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858.24 : 2,788.44 = 1,711.36 : x
  2. Step 2: Convert to fraction form
    1,858.24/2,788.44 = 1,711.36/x
  3. Step 3: Cross multiply
    1,858.24x = 2,788.44 × 1,711.36
  4. Step 4: Simplify right side
    1,858.24x = 4,772,024.68
  5. Step 5: Solve for x
    x = 4,772,024.68/1,858.24
  6. Step 6: Final answer
    x = 2,568.03

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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.