Home / 11,051.44-15,257.87-7,693.03

Finding the Fourth Proportional to 11,051.44, 15,257.87 and 7,693.03

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Solution

The fourth proportional to 11,051.44, 15,257.87 and 7,693.03 is: 10,621.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051.44 : 15,257.87 = 7,693.03 : x
  2. Step 2: Convert to fraction form
    11,051.44/15,257.87 = 7,693.03/x
  3. Step 3: Cross multiply
    11,051.44x = 15,257.87 × 7,693.03
  4. Step 4: Simplify right side
    11,051.44x = 117,379,218.55
  5. Step 5: Solve for x
    x = 117,379,218.55/11,051.44
  6. Step 6: Final answer
    x = 10,621.17

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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.