Home / 6,881.74-10,321.08-1,951.27

Finding the Fourth Proportional to 6,881.74, 10,321.08 and 1,951.27

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Solution

The fourth proportional to 6,881.74, 10,321.08 and 1,951.27 is: 2,926.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.74 : 10,321.08 = 1,951.27 : x
  2. Step 2: Convert to fraction form
    6,881.74/10,321.08 = 1,951.27/x
  3. Step 3: Cross multiply
    6,881.74x = 10,321.08 × 1,951.27
  4. Step 4: Simplify right side
    6,881.74x = 20,139,213.77
  5. Step 5: Solve for x
    x = 20,139,213.77/6,881.74
  6. Step 6: Final answer
    x = 2,926.47

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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.