Home / 9,743.21-13,445.75-5,764.22

Finding the Fourth Proportional to 9,743.21, 13,445.75 and 5,764.22

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Solution

The fourth proportional to 9,743.21, 13,445.75 and 5,764.22 is: 7,954.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,743.21 : 13,445.75 = 5,764.22 : x
  2. Step 2: Convert to fraction form
    9,743.21/13,445.75 = 5,764.22/x
  3. Step 3: Cross multiply
    9,743.21x = 13,445.75 × 5,764.22
  4. Step 4: Simplify right side
    9,743.21x = 77,504,208.25
  5. Step 5: Solve for x
    x = 77,504,208.25/9,743.21
  6. Step 6: Final answer
    x = 7,954.69

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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.