Home / 8,356.44-11,531.73-4,579.50

Finding the Fourth Proportional to 8,356.44, 11,531.73 and 4,579.50

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Solution

The fourth proportional to 8,356.44, 11,531.73 and 4,579.50 is: 6,319.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356.44 : 11,531.73 = 4,579.50 : x
  2. Step 2: Convert to fraction form
    8,356.44/11,531.73 = 4,579.50/x
  3. Step 3: Cross multiply
    8,356.44x = 11,531.73 × 4,579.50
  4. Step 4: Simplify right side
    8,356.44x = 52,809,557.54
  5. Step 5: Solve for x
    x = 52,809,557.54/8,356.44
  6. Step 6: Final answer
    x = 6,319.62

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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.