Home / 2,885.94-4,325.67-1,243.26

Finding the Fourth Proportional to 2,885.94, 4,325.67 and 1,243.26

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Solution

The fourth proportional to 2,885.94, 4,325.67 and 1,243.26 is: 1,863.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.94 : 4,325.67 = 1,243.26 : x
  2. Step 2: Convert to fraction form
    2,885.94/4,325.67 = 1,243.26/x
  3. Step 3: Cross multiply
    2,885.94x = 4,325.67 × 1,243.26
  4. Step 4: Simplify right side
    2,885.94x = 5,377,932.48
  5. Step 5: Solve for x
    x = 5,377,932.48/2,885.94
  6. Step 6: Final answer
    x = 1,863.49

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1.5x scale

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.