Home / 3,521.38-5,274.40-1,763.32

Finding the Fourth Proportional to 3,521.38, 5,274.40 and 1,763.32

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Solution

The fourth proportional to 3,521.38, 5,274.40 and 1,763.32 is: 2,641.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.38 : 5,274.40 = 1,763.32 : x
  2. Step 2: Convert to fraction form
    3,521.38/5,274.40 = 1,763.32/x
  3. Step 3: Cross multiply
    3,521.38x = 5,274.40 × 1,763.32
  4. Step 4: Simplify right side
    3,521.38x = 9,300,458.03
  5. Step 5: Solve for x
    x = 9,300,458.03/3,521.38
  6. Step 6: Final answer
    x = 2,641.14

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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.