Home / 3,034.24-4,188.96-1,856

Finding the Fourth Proportional to 3,034.24, 4,188.96 and 1,856

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Solution

The fourth proportional to 3,034.24, 4,188.96 and 1,856 is: 2,562.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.24 : 4,188.96 = 1,856 : x
  2. Step 2: Convert to fraction form
    3,034.24/4,188.96 = 1,856/x
  3. Step 3: Cross multiply
    3,034.24x = 4,188.96 × 1,856
  4. Step 4: Simplify right side
    3,034.24x = 7,774,709.76
  5. Step 5: Solve for x
    x = 7,774,709.76/3,034.24
  6. Step 6: Final answer
    x = 2,562.33

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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.