Home / 5,912.98-8,871.01-2,215.26

Finding the Fourth Proportional to 5,912.98, 8,871.01 and 2,215.26

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Solution

The fourth proportional to 5,912.98, 8,871.01 and 2,215.26 is: 3,323.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.98 : 8,871.01 = 2,215.26 : x
  2. Step 2: Convert to fraction form
    5,912.98/8,871.01 = 2,215.26/x
  3. Step 3: Cross multiply
    5,912.98x = 8,871.01 × 2,215.26
  4. Step 4: Simplify right side
    5,912.98x = 19,651,588.07
  5. Step 5: Solve for x
    x = 19,651,588.07/5,912.98
  6. Step 6: Final answer
    x = 3,323.47

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1.5x scale

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.