Home / 2,827.81-3,901.05-1,833.41

Finding the Fourth Proportional to 2,827.81, 3,901.05 and 1,833.41

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Solution

The fourth proportional to 2,827.81, 3,901.05 and 1,833.41 is: 2,529.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.81 : 3,901.05 = 1,833.41 : x
  2. Step 2: Convert to fraction form
    2,827.81/3,901.05 = 1,833.41/x
  3. Step 3: Cross multiply
    2,827.81x = 3,901.05 × 1,833.41
  4. Step 4: Simplify right side
    2,827.81x = 7,152,224.08
  5. Step 5: Solve for x
    x = 7,152,224.08/2,827.81
  6. Step 6: Final answer
    x = 2,529.24

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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.