Home / 9,533.22-13,157.44-5,556.66

Finding the Fourth Proportional to 9,533.22, 13,157.44 and 5,556.66

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Solution

The fourth proportional to 9,533.22, 13,157.44 and 5,556.66 is: 7,669.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,533.22 : 13,157.44 = 5,556.66 : x
  2. Step 2: Convert to fraction form
    9,533.22/13,157.44 = 5,556.66/x
  3. Step 3: Cross multiply
    9,533.22x = 13,157.44 × 5,556.66
  4. Step 4: Simplify right side
    9,533.22x = 73,111,420.55
  5. Step 5: Solve for x
    x = 73,111,420.55/9,533.22
  6. Step 6: Final answer
    x = 7,669.12

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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.