Home / 4,152.12-6,229.80-1,842

Finding the Fourth Proportional to 4,152.12, 6,229.80 and 1,842

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Solution

The fourth proportional to 4,152.12, 6,229.80 and 1,842 is: 2,763.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.12 : 6,229.80 = 1,842 : x
  2. Step 2: Convert to fraction form
    4,152.12/6,229.80 = 1,842/x
  3. Step 3: Cross multiply
    4,152.12x = 6,229.80 × 1,842
  4. Step 4: Simplify right side
    4,152.12x = 11,475,291.60
  5. Step 5: Solve for x
    x = 11,475,291.60/4,152.12
  6. Step 6: Final answer
    x = 2,763.72

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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.