Home / 2,849.10-4,271.60-1,922.34

Finding the Fourth Proportional to 2,849.10, 4,271.60 and 1,922.34

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Solution

The fourth proportional to 2,849.10, 4,271.60 and 1,922.34 is: 2,882.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.10 : 4,271.60 = 1,922.34 : x
  2. Step 2: Convert to fraction form
    2,849.10/4,271.60 = 1,922.34/x
  3. Step 3: Cross multiply
    2,849.10x = 4,271.60 × 1,922.34
  4. Step 4: Simplify right side
    2,849.10x = 8,211,457.93
  5. Step 5: Solve for x
    x = 8,211,457.93/2,849.10
  6. Step 6: Final answer
    x = 2,882.12

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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.