Home / 11,009.21-15,192.59-5,973.41

Finding the Fourth Proportional to 11,009.21, 15,192.59 and 5,973.41

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Solution

The fourth proportional to 11,009.21, 15,192.59 and 5,973.41 is: 8,243.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.21 : 15,192.59 = 5,973.41 : x
  2. Step 2: Convert to fraction form
    11,009.21/15,192.59 = 5,973.41/x
  3. Step 3: Cross multiply
    11,009.21x = 15,192.59 × 5,973.41
  4. Step 4: Simplify right side
    11,009.21x = 90,751,539.16
  5. Step 5: Solve for x
    x = 90,751,539.16/11,009.21
  6. Step 6: Final answer
    x = 8,243.24

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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.