Home / 3,283.30-4,927.35-2,187.30

Finding the Fourth Proportional to 3,283.30, 4,927.35 and 2,187.30

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Solution

The fourth proportional to 3,283.30, 4,927.35 and 2,187.30 is: 3,282.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.30 : 4,927.35 = 2,187.30 : x
  2. Step 2: Convert to fraction form
    3,283.30/4,927.35 = 2,187.30/x
  3. Step 3: Cross multiply
    3,283.30x = 4,927.35 × 2,187.30
  4. Step 4: Simplify right side
    3,283.30x = 10,777,592.66
  5. Step 5: Solve for x
    x = 10,777,592.66/3,283.30
  6. Step 6: Final answer
    x = 3,282.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.