Home / 11,483.34-17,222.73-3,161.22

Finding the Fourth Proportional to 11,483.34, 17,222.73 and 3,161.22

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Solution

The fourth proportional to 11,483.34, 17,222.73 and 3,161.22 is: 4,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483.34 : 17,222.73 = 3,161.22 : x
  2. Step 2: Convert to fraction form
    11,483.34/17,222.73 = 3,161.22/x
  3. Step 3: Cross multiply
    11,483.34x = 17,222.73 × 3,161.22
  4. Step 4: Simplify right side
    11,483.34x = 54,444,838.53
  5. Step 5: Solve for x
    x = 54,444,838.53/11,483.34
  6. Step 6: Final answer
    x = 4,741.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.