Home / 12,040.15-16,615.46-6,735.06

Finding the Fourth Proportional to 12,040.15, 16,615.46 and 6,735.06

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Solution

The fourth proportional to 12,040.15, 16,615.46 and 6,735.06 is: 9,294.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040.15 : 16,615.46 = 6,735.06 : x
  2. Step 2: Convert to fraction form
    12,040.15/16,615.46 = 6,735.06/x
  3. Step 3: Cross multiply
    12,040.15x = 16,615.46 × 6,735.06
  4. Step 4: Simplify right side
    12,040.15x = 111,906,120.03
  5. Step 5: Solve for x
    x = 111,906,120.03/12,040.15
  6. Step 6: Final answer
    x = 9,294.41

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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.