Home / 5,790.84-8,686.26-1,842

Finding the Fourth Proportional to 5,790.84, 8,686.26 and 1,842

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Solution

The fourth proportional to 5,790.84, 8,686.26 and 1,842 is: 2,763

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.84 : 8,686.26 = 1,842 : x
  2. Step 2: Convert to fraction form
    5,790.84/8,686.26 = 1,842/x
  3. Step 3: Cross multiply
    5,790.84x = 8,686.26 × 1,842
  4. Step 4: Simplify right side
    5,790.84x = 16,000,090.92
  5. Step 5: Solve for x
    x = 16,000,090.92/5,790.84
  6. Step 6: Final answer
    x = 2,763

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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.