Home / 5,918.71-8,167.91-3,266.07

Finding the Fourth Proportional to 5,918.71, 8,167.91 and 3,266.07

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Solution

The fourth proportional to 5,918.71, 8,167.91 and 3,266.07 is: 4,507.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.71 : 8,167.91 = 3,266.07 : x
  2. Step 2: Convert to fraction form
    5,918.71/8,167.91 = 3,266.07/x
  3. Step 3: Cross multiply
    5,918.71x = 8,167.91 × 3,266.07
  4. Step 4: Simplify right side
    5,918.71x = 26,676,965.81
  5. Step 5: Solve for x
    x = 26,676,965.81/5,918.71
  6. Step 6: Final answer
    x = 4,507.23

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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.