Home / 3,283.77-4,927.01-1,821.18

Finding the Fourth Proportional to 3,283.77, 4,927.01 and 1,821.18

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Solution

The fourth proportional to 3,283.77, 4,927.01 and 1,821.18 is: 2,732.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.77 : 4,927.01 = 1,821.18 : x
  2. Step 2: Convert to fraction form
    3,283.77/4,927.01 = 1,821.18/x
  3. Step 3: Cross multiply
    3,283.77x = 4,927.01 × 1,821.18
  4. Step 4: Simplify right side
    3,283.77x = 8,972,972.07
  5. Step 5: Solve for x
    x = 8,972,972.07/3,283.77
  6. Step 6: Final answer
    x = 2,732.52

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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.