Home / 3,126.33-4,690.94-1,588.41

Finding the Fourth Proportional to 3,126.33, 4,690.94 and 1,588.41

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Solution

The fourth proportional to 3,126.33, 4,690.94 and 1,588.41 is: 2,383.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.33 : 4,690.94 = 1,588.41 : x
  2. Step 2: Convert to fraction form
    3,126.33/4,690.94 = 1,588.41/x
  3. Step 3: Cross multiply
    3,126.33x = 4,690.94 × 1,588.41
  4. Step 4: Simplify right side
    3,126.33x = 7,451,128.06
  5. Step 5: Solve for x
    x = 7,451,128.06/3,126.33
  6. Step 6: Final answer
    x = 2,383.35

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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.