Home / 4,984.65-6,882.13-3,099.05

Finding the Fourth Proportional to 4,984.65, 6,882.13 and 3,099.05

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Solution

The fourth proportional to 4,984.65, 6,882.13 and 3,099.05 is: 4,278.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.65 : 6,882.13 = 3,099.05 : x
  2. Step 2: Convert to fraction form
    4,984.65/6,882.13 = 3,099.05/x
  3. Step 3: Cross multiply
    4,984.65x = 6,882.13 × 3,099.05
  4. Step 4: Simplify right side
    4,984.65x = 21,328,064.98
  5. Step 5: Solve for x
    x = 21,328,064.98/4,984.65
  6. Step 6: Final answer
    x = 4,278.75

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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.