Home / 5,228.43-7,841.73-1,718.46

Finding the Fourth Proportional to 5,228.43, 7,841.73 and 1,718.46

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Solution

The fourth proportional to 5,228.43, 7,841.73 and 1,718.46 is: 2,577.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.43 : 7,841.73 = 1,718.46 : x
  2. Step 2: Convert to fraction form
    5,228.43/7,841.73 = 1,718.46/x
  3. Step 3: Cross multiply
    5,228.43x = 7,841.73 × 1,718.46
  4. Step 4: Simplify right side
    5,228.43x = 13,475,651.53
  5. Step 5: Solve for x
    x = 13,475,651.53/5,228.43
  6. Step 6: Final answer
    x = 2,577.38

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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.