Home / 2,827.13-3,901.64-1,647.77

Finding the Fourth Proportional to 2,827.13, 3,901.64 and 1,647.77

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Solution

The fourth proportional to 2,827.13, 3,901.64 and 1,647.77 is: 2,274.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.13 : 3,901.64 = 1,647.77 : x
  2. Step 2: Convert to fraction form
    2,827.13/3,901.64 = 1,647.77/x
  3. Step 3: Cross multiply
    2,827.13x = 3,901.64 × 1,647.77
  4. Step 4: Simplify right side
    2,827.13x = 6,428,977.60
  5. Step 5: Solve for x
    x = 6,428,977.60/2,827.13
  6. Step 6: Final answer
    x = 2,274.03

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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.