Home / 2,325.33-3,208.95-1,381.57

Finding the Fourth Proportional to 2,325.33, 3,208.95 and 1,381.57

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Solution

The fourth proportional to 2,325.33, 3,208.95 and 1,381.57 is: 1,906.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.33 : 3,208.95 = 1,381.57 : x
  2. Step 2: Convert to fraction form
    2,325.33/3,208.95 = 1,381.57/x
  3. Step 3: Cross multiply
    2,325.33x = 3,208.95 × 1,381.57
  4. Step 4: Simplify right side
    2,325.33x = 4,433,389.05
  5. Step 5: Solve for x
    x = 4,433,389.05/2,325.33
  6. Step 6: Final answer
    x = 1,906.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.