Home / 2,325.51-3,209.25-1,382.08

Finding the Fourth Proportional to 2,325.51, 3,209.25 and 1,382.08

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Solution

The fourth proportional to 2,325.51, 3,209.25 and 1,382.08 is: 1,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.51 : 3,209.25 = 1,382.08 : x
  2. Step 2: Convert to fraction form
    2,325.51/3,209.25 = 1,382.08/x
  3. Step 3: Cross multiply
    2,325.51x = 3,209.25 × 1,382.08
  4. Step 4: Simplify right side
    2,325.51x = 4,435,440.24
  5. Step 5: Solve for x
    x = 4,435,440.24/2,325.51
  6. Step 6: Final answer
    x = 1,907.30

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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.