Home / 4,047.42-6,071.46-1,274.52

Finding the Fourth Proportional to 4,047.42, 6,071.46 and 1,274.52

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Solution

The fourth proportional to 4,047.42, 6,071.46 and 1,274.52 is: 1,911.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.42 : 6,071.46 = 1,274.52 : x
  2. Step 2: Convert to fraction form
    4,047.42/6,071.46 = 1,274.52/x
  3. Step 3: Cross multiply
    4,047.42x = 6,071.46 × 1,274.52
  4. Step 4: Simplify right side
    4,047.42x = 7,738,197.20
  5. Step 5: Solve for x
    x = 7,738,197.20/4,047.42
  6. Step 6: Final answer
    x = 1,911.88

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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.