Home / 3,827.51-5,269.89-3,477.16

Finding the Fourth Proportional to 3,827.51, 5,269.89 and 3,477.16

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Solution

The fourth proportional to 3,827.51, 5,269.89 and 3,477.16 is: 4,787.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.51 : 5,269.89 = 3,477.16 : x
  2. Step 2: Convert to fraction form
    3,827.51/5,269.89 = 3,477.16/x
  3. Step 3: Cross multiply
    3,827.51x = 5,269.89 × 3,477.16
  4. Step 4: Simplify right side
    3,827.51x = 18,324,241.00
  5. Step 5: Solve for x
    x = 18,324,241.00/3,827.51
  6. Step 6: Final answer
    x = 4,787.51

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1.5x scale

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.