Home / 1,558.41-2,335.39-1,144.30

Finding the Fourth Proportional to 1,558.41, 2,335.39 and 1,144.30

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Solution

The fourth proportional to 1,558.41, 2,335.39 and 1,144.30 is: 1,714.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558.41 : 2,335.39 = 1,144.30 : x
  2. Step 2: Convert to fraction form
    1,558.41/2,335.39 = 1,144.30/x
  3. Step 3: Cross multiply
    1,558.41x = 2,335.39 × 1,144.30
  4. Step 4: Simplify right side
    1,558.41x = 2,672,378.08
  5. Step 5: Solve for x
    x = 2,672,378.08/1,558.41
  6. Step 6: Final answer
    x = 1,714.81

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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.