Home / 5,821.59-8,029.09-3,579.47

Finding the Fourth Proportional to 5,821.59, 8,029.09 and 3,579.47

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Solution

The fourth proportional to 5,821.59, 8,029.09 and 3,579.47 is: 4,936.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.59 : 8,029.09 = 3,579.47 : x
  2. Step 2: Convert to fraction form
    5,821.59/8,029.09 = 3,579.47/x
  3. Step 3: Cross multiply
    5,821.59x = 8,029.09 × 3,579.47
  4. Step 4: Simplify right side
    5,821.59x = 28,739,837.69
  5. Step 5: Solve for x
    x = 28,739,837.69/5,821.59
  6. Step 6: Final answer
    x = 4,936.77

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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.