Home / 3,285.52-4,918.53-1,983.04

Finding the Fourth Proportional to 3,285.52, 4,918.53 and 1,983.04

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Solution

The fourth proportional to 3,285.52, 4,918.53 and 1,983.04 is: 2,968.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.52 : 4,918.53 = 1,983.04 : x
  2. Step 2: Convert to fraction form
    3,285.52/4,918.53 = 1,983.04/x
  3. Step 3: Cross multiply
    3,285.52x = 4,918.53 × 1,983.04
  4. Step 4: Simplify right side
    3,285.52x = 9,753,641.73
  5. Step 5: Solve for x
    x = 9,753,641.73/3,285.52
  6. Step 6: Final answer
    x = 2,968.68

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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.