Home / 1,849.12-2,760.14-1,630.42

Finding the Fourth Proportional to 1,849.12, 2,760.14 and 1,630.42

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Solution

The fourth proportional to 1,849.12, 2,760.14 and 1,630.42 is: 2,433.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.12 : 2,760.14 = 1,630.42 : x
  2. Step 2: Convert to fraction form
    1,849.12/2,760.14 = 1,630.42/x
  3. Step 3: Cross multiply
    1,849.12x = 2,760.14 × 1,630.42
  4. Step 4: Simplify right side
    1,849.12x = 4,500,187.46
  5. Step 5: Solve for x
    x = 4,500,187.46/1,849.12
  6. Step 6: Final answer
    x = 2,433.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.