Home / 5,378.54-8,060.51-3,997.08

Finding the Fourth Proportional to 5,378.54, 8,060.51 and 3,997.08

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Solution

The fourth proportional to 5,378.54, 8,060.51 and 3,997.08 is: 5,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378.54 : 8,060.51 = 3,997.08 : x
  2. Step 2: Convert to fraction form
    5,378.54/8,060.51 = 3,997.08/x
  3. Step 3: Cross multiply
    5,378.54x = 8,060.51 × 3,997.08
  4. Step 4: Simplify right side
    5,378.54x = 32,218,513.30
  5. Step 5: Solve for x
    x = 32,218,513.30/5,378.54
  6. Step 6: Final answer
    x = 5,990.20

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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.