Home / 12,040.12-16,615.54-6,735.48

Finding the Fourth Proportional to 12,040.12, 16,615.54 and 6,735.48

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Solution

The fourth proportional to 12,040.12, 16,615.54 and 6,735.48 is: 9,295.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040.12 : 16,615.54 = 6,735.48 : x
  2. Step 2: Convert to fraction form
    12,040.12/16,615.54 = 6,735.48/x
  3. Step 3: Cross multiply
    12,040.12x = 16,615.54 × 6,735.48
  4. Step 4: Simplify right side
    12,040.12x = 111,913,637.36
  5. Step 5: Solve for x
    x = 111,913,637.36/12,040.12
  6. Step 6: Final answer
    x = 9,295.06

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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.