Home / 3,583.43-4,945.12-2,011.52

Finding the Fourth Proportional to 3,583.43, 4,945.12 and 2,011.52

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Solution

The fourth proportional to 3,583.43, 4,945.12 and 2,011.52 is: 2,775.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.43 : 4,945.12 = 2,011.52 : x
  2. Step 2: Convert to fraction form
    3,583.43/4,945.12 = 2,011.52/x
  3. Step 3: Cross multiply
    3,583.43x = 4,945.12 × 2,011.52
  4. Step 4: Simplify right side
    3,583.43x = 9,947,215.12
  5. Step 5: Solve for x
    x = 9,947,215.12/3,583.43
  6. Step 6: Final answer
    x = 2,775.89

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1.5x scale

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.