Home / 3,583.42-4,945.09-2,011.53

Finding the Fourth Proportional to 3,583.42, 4,945.09 and 2,011.53

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Solution

The fourth proportional to 3,583.42, 4,945.09 and 2,011.53 is: 2,775.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.42 : 4,945.09 = 2,011.53 : x
  2. Step 2: Convert to fraction form
    3,583.42/4,945.09 = 2,011.53/x
  3. Step 3: Cross multiply
    3,583.42x = 4,945.09 × 2,011.53
  4. Step 4: Simplify right side
    3,583.42x = 9,947,196.89
  5. Step 5: Solve for x
    x = 9,947,196.89/3,583.42
  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.