Home / 3,284.60-4,533.14-1,868.52

Finding the Fourth Proportional to 3,284.60, 4,533.14 and 1,868.52

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Solution

The fourth proportional to 3,284.60, 4,533.14 and 1,868.52 is: 2,578.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.60 : 4,533.14 = 1,868.52 : x
  2. Step 2: Convert to fraction form
    3,284.60/4,533.14 = 1,868.52/x
  3. Step 3: Cross multiply
    3,284.60x = 4,533.14 × 1,868.52
  4. Step 4: Simplify right side
    3,284.60x = 8,470,253.67
  5. Step 5: Solve for x
    x = 8,470,253.67/3,284.60
  6. Step 6: Final answer
    x = 2,578.78

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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.