Home / 3,583.45-4,945.08-2,011.38

Finding the Fourth Proportional to 3,583.45, 4,945.08 and 2,011.38

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Solution

The fourth proportional to 3,583.45, 4,945.08 and 2,011.38 is: 2,775.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.45 : 4,945.08 = 2,011.38 : x
  2. Step 2: Convert to fraction form
    3,583.45/4,945.08 = 2,011.38/x
  3. Step 3: Cross multiply
    3,583.45x = 4,945.08 × 2,011.38
  4. Step 4: Simplify right side
    3,583.45x = 9,946,435.01
  5. Step 5: Solve for x
    x = 9,946,435.01/3,583.45
  6. Step 6: Final answer
    x = 2,775.66

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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.