Home / 4,309.92-6,459.60-1,842

Finding the Fourth Proportional to 4,309.92, 6,459.60 and 1,842

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Solution

The fourth proportional to 4,309.92, 6,459.60 and 1,842 is: 2,760.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.92 : 6,459.60 = 1,842 : x
  2. Step 2: Convert to fraction form
    4,309.92/6,459.60 = 1,842/x
  3. Step 3: Cross multiply
    4,309.92x = 6,459.60 × 1,842
  4. Step 4: Simplify right side
    4,309.92x = 11,898,583.20
  5. Step 5: Solve for x
    x = 11,898,583.20/4,309.92
  6. Step 6: Final answer
    x = 2,760.74

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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.