Home / 11,476.09-15,840.98-6,760.06

Finding the Fourth Proportional to 11,476.09, 15,840.98 and 6,760.06

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Solution

The fourth proportional to 11,476.09, 15,840.98 and 6,760.06 is: 9,331.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.09 : 15,840.98 = 6,760.06 : x
  2. Step 2: Convert to fraction form
    11,476.09/15,840.98 = 6,760.06/x
  3. Step 3: Cross multiply
    11,476.09x = 15,840.98 × 6,760.06
  4. Step 4: Simplify right side
    11,476.09x = 107,085,975.26
  5. Step 5: Solve for x
    x = 107,085,975.26/11,476.09
  6. Step 6: Final answer
    x = 9,331.22

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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.