Home / 3,284.86-4,533.29-1,868.58

Finding the Fourth Proportional to 3,284.86, 4,533.29 and 1,868.58

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Solution

The fourth proportional to 3,284.86, 4,533.29 and 1,868.58 is: 2,578.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.86 : 4,533.29 = 1,868.58 : x
  2. Step 2: Convert to fraction form
    3,284.86/4,533.29 = 1,868.58/x
  3. Step 3: Cross multiply
    3,284.86x = 4,533.29 × 1,868.58
  4. Step 4: Simplify right side
    3,284.86x = 8,470,815.03
  5. Step 5: Solve for x
    x = 8,470,815.03/3,284.86
  6. Step 6: Final answer
    x = 2,578.74

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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.