Home / 2,325.33-3,209.09-1,330.38

Finding the Fourth Proportional to 2,325.33, 3,209.09 and 1,330.38

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Solution

The fourth proportional to 2,325.33, 3,209.09 and 1,330.38 is: 1,836.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.33 : 3,209.09 = 1,330.38 : x
  2. Step 2: Convert to fraction form
    2,325.33/3,209.09 = 1,330.38/x
  3. Step 3: Cross multiply
    2,325.33x = 3,209.09 × 1,330.38
  4. Step 4: Simplify right side
    2,325.33x = 4,269,302.50
  5. Step 5: Solve for x
    x = 4,269,302.50/2,325.33
  6. Step 6: Final answer
    x = 1,836.00

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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.