Home / 5,787.51-7,986.73-3,270.44

Finding the Fourth Proportional to 5,787.51, 7,986.73 and 3,270.44

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Solution

The fourth proportional to 5,787.51, 7,986.73 and 3,270.44 is: 4,513.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787.51 : 7,986.73 = 3,270.44 : x
  2. Step 2: Convert to fraction form
    5,787.51/7,986.73 = 3,270.44/x
  3. Step 3: Cross multiply
    5,787.51x = 7,986.73 × 3,270.44
  4. Step 4: Simplify right side
    5,787.51x = 26,120,064.98
  5. Step 5: Solve for x
    x = 26,120,064.98/5,787.51
  6. Step 6: Final answer
    x = 4,513.18

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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.