Home / 5,474.96-8,213.66-1,579.07

Finding the Fourth Proportional to 5,474.96, 8,213.66 and 1,579.07

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Solution

The fourth proportional to 5,474.96, 8,213.66 and 1,579.07 is: 2,368.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.96 : 8,213.66 = 1,579.07 : x
  2. Step 2: Convert to fraction form
    5,474.96/8,213.66 = 1,579.07/x
  3. Step 3: Cross multiply
    5,474.96x = 8,213.66 × 1,579.07
  4. Step 4: Simplify right side
    5,474.96x = 12,969,895.13
  5. Step 5: Solve for x
    x = 12,969,895.13/5,474.96
  6. Step 6: Final answer
    x = 2,368.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.