Home / 7,971.06-11,958.41-2,425.19

Finding the Fourth Proportional to 7,971.06, 11,958.41 and 2,425.19

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Solution

The fourth proportional to 7,971.06, 11,958.41 and 2,425.19 is: 3,638.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971.06 : 11,958.41 = 2,425.19 : x
  2. Step 2: Convert to fraction form
    7,971.06/11,958.41 = 2,425.19/x
  3. Step 3: Cross multiply
    7,971.06x = 11,958.41 × 2,425.19
  4. Step 4: Simplify right side
    7,971.06x = 29,001,423.06
  5. Step 5: Solve for x
    x = 29,001,423.06/7,971.06
  6. Step 6: Final answer
    x = 3,638.34

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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.