Home / 3,283.50-4,530.81-1,957.35

Finding the Fourth Proportional to 3,283.50, 4,530.81 and 1,957.35

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Solution

The fourth proportional to 3,283.50, 4,530.81 and 1,957.35 is: 2,700.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.50 : 4,530.81 = 1,957.35 : x
  2. Step 2: Convert to fraction form
    3,283.50/4,530.81 = 1,957.35/x
  3. Step 3: Cross multiply
    3,283.50x = 4,530.81 × 1,957.35
  4. Step 4: Simplify right side
    3,283.50x = 8,868,380.95
  5. Step 5: Solve for x
    x = 8,868,380.95/3,283.50
  6. Step 6: Final answer
    x = 2,700.89

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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.