Home / 4,975.92-6,865.02-2,984.94

Finding the Fourth Proportional to 4,975.92, 6,865.02 and 2,984.94

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Solution

The fourth proportional to 4,975.92, 6,865.02 and 2,984.94 is: 4,118.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.92 : 6,865.02 = 2,984.94 : x
  2. Step 2: Convert to fraction form
    4,975.92/6,865.02 = 2,984.94/x
  3. Step 3: Cross multiply
    4,975.92x = 6,865.02 × 2,984.94
  4. Step 4: Simplify right side
    4,975.92x = 20,491,672.80
  5. Step 5: Solve for x
    x = 20,491,672.80/4,975.92
  6. Step 6: Final answer
    x = 4,118.17

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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.