Home / 5,071.44-6,997.49-3,080.87

Finding the Fourth Proportional to 5,071.44, 6,997.49 and 3,080.87

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Solution

The fourth proportional to 5,071.44, 6,997.49 and 3,080.87 is: 4,250.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.44 : 6,997.49 = 3,080.87 : x
  2. Step 2: Convert to fraction form
    5,071.44/6,997.49 = 3,080.87/x
  3. Step 3: Cross multiply
    5,071.44x = 6,997.49 × 3,080.87
  4. Step 4: Simplify right side
    5,071.44x = 21,558,344.42
  5. Step 5: Solve for x
    x = 21,558,344.42/5,071.44
  6. Step 6: Final answer
    x = 4,250.93

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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.