Home / 5,432.82-8,150.04-1,969.26

Finding the Fourth Proportional to 5,432.82, 8,150.04 and 1,969.26

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Solution

The fourth proportional to 5,432.82, 8,150.04 and 1,969.26 is: 2,954.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.82 : 8,150.04 = 1,969.26 : x
  2. Step 2: Convert to fraction form
    5,432.82/8,150.04 = 1,969.26/x
  3. Step 3: Cross multiply
    5,432.82x = 8,150.04 × 1,969.26
  4. Step 4: Simplify right side
    5,432.82x = 16,049,547.77
  5. Step 5: Solve for x
    x = 16,049,547.77/5,432.82
  6. Step 6: Final answer
    x = 2,954.18

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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.