Home / 12,040.49-16,615.91-6,735.26

Finding the Fourth Proportional to 12,040.49, 16,615.91 and 6,735.26

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Solution

The fourth proportional to 12,040.49, 16,615.91 and 6,735.26 is: 9,294.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040.49 : 16,615.91 = 6,735.26 : x
  2. Step 2: Convert to fraction form
    12,040.49/16,615.91 = 6,735.26/x
  3. Step 3: Cross multiply
    12,040.49x = 16,615.91 × 6,735.26
  4. Step 4: Simplify right side
    12,040.49x = 111,912,357.23
  5. Step 5: Solve for x
    x = 111,912,357.23/12,040.49
  6. Step 6: Final answer
    x = 9,294.67

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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.