Home / 3,283.63-4,530.78-1,957.45

Finding the Fourth Proportional to 3,283.63, 4,530.78 and 1,957.45

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Solution

The fourth proportional to 3,283.63, 4,530.78 and 1,957.45 is: 2,700.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.63 : 4,530.78 = 1,957.45 : x
  2. Step 2: Convert to fraction form
    3,283.63/4,530.78 = 1,957.45/x
  3. Step 3: Cross multiply
    3,283.63x = 4,530.78 × 1,957.45
  4. Step 4: Simplify right side
    3,283.63x = 8,868,791.53
  5. Step 5: Solve for x
    x = 8,868,791.53/3,283.63
  6. Step 6: Final answer
    x = 2,700.91

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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.