Home / 5,971.49-8,237.56-3,579.56

Finding the Fourth Proportional to 5,971.49, 8,237.56 and 3,579.56

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Solution

The fourth proportional to 5,971.49, 8,237.56 and 3,579.56 is: 4,937.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.49 : 8,237.56 = 3,579.56 : x
  2. Step 2: Convert to fraction form
    5,971.49/8,237.56 = 3,579.56/x
  3. Step 3: Cross multiply
    5,971.49x = 8,237.56 × 3,579.56
  4. Step 4: Simplify right side
    5,971.49x = 29,486,840.27
  5. Step 5: Solve for x
    x = 29,486,840.27/5,971.49
  6. Step 6: Final answer
    x = 4,937.94

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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.