Home / 3,284.68-4,533.78-1,887.88

Finding the Fourth Proportional to 3,284.68, 4,533.78 and 1,887.88

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Solution

The fourth proportional to 3,284.68, 4,533.78 and 1,887.88 is: 2,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.68 : 4,533.78 = 1,887.88 : x
  2. Step 2: Convert to fraction form
    3,284.68/4,533.78 = 1,887.88/x
  3. Step 3: Cross multiply
    3,284.68x = 4,533.78 × 1,887.88
  4. Step 4: Simplify right side
    3,284.68x = 8,559,232.59
  5. Step 5: Solve for x
    x = 8,559,232.59/3,284.68
  6. Step 6: Final answer
    x = 2,605.80

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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.