Home / 4,772.85-6,586.89-2,884.89

Finding the Fourth Proportional to 4,772.85, 6,586.89 and 2,884.89

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Solution

The fourth proportional to 4,772.85, 6,586.89 and 2,884.89 is: 3,981.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772.85 : 6,586.89 = 2,884.89 : x
  2. Step 2: Convert to fraction form
    4,772.85/6,586.89 = 2,884.89/x
  3. Step 3: Cross multiply
    4,772.85x = 6,586.89 × 2,884.89
  4. Step 4: Simplify right side
    4,772.85x = 19,002,453.09
  5. Step 5: Solve for x
    x = 19,002,453.09/4,772.85
  6. Step 6: Final answer
    x = 3,981.36

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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.