Home / 7,383.90-11,073.09-3,166.62

Finding the Fourth Proportional to 7,383.90, 11,073.09 and 3,166.62

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Solution

The fourth proportional to 7,383.90, 11,073.09 and 3,166.62 is: 4,748.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.90 : 11,073.09 = 3,166.62 : x
  2. Step 2: Convert to fraction form
    7,383.90/11,073.09 = 3,166.62/x
  3. Step 3: Cross multiply
    7,383.90x = 11,073.09 × 3,166.62
  4. Step 4: Simplify right side
    7,383.90x = 35,064,268.26
  5. Step 5: Solve for x
    x = 35,064,268.26/7,383.90
  6. Step 6: Final answer
    x = 4,748.75

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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.