Home / 3,283.05-4,530.64-1,790.95

Finding the Fourth Proportional to 3,283.05, 4,530.64 and 1,790.95

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Solution

The fourth proportional to 3,283.05, 4,530.64 and 1,790.95 is: 2,471.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.05 : 4,530.64 = 1,790.95 : x
  2. Step 2: Convert to fraction form
    3,283.05/4,530.64 = 1,790.95/x
  3. Step 3: Cross multiply
    3,283.05x = 4,530.64 × 1,790.95
  4. Step 4: Simplify right side
    3,283.05x = 8,114,149.71
  5. Step 5: Solve for x
    x = 8,114,149.71/3,283.05
  6. Step 6: Final answer
    x = 2,471.53

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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.