Home / 1,508.36-2,259.29-1,245.41

Finding the Fourth Proportional to 1,508.36, 2,259.29 and 1,245.41

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Solution

The fourth proportional to 1,508.36, 2,259.29 and 1,245.41 is: 1,865.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508.36 : 2,259.29 = 1,245.41 : x
  2. Step 2: Convert to fraction form
    1,508.36/2,259.29 = 1,245.41/x
  3. Step 3: Cross multiply
    1,508.36x = 2,259.29 × 1,245.41
  4. Step 4: Simplify right side
    1,508.36x = 2,813,736.13
  5. Step 5: Solve for x
    x = 2,813,736.13/1,508.36
  6. Step 6: Final answer
    x = 1,865.43

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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.