Home / 8,172.01-11,273.63-4,813.22

Finding the Fourth Proportional to 8,172.01, 11,273.63 and 4,813.22

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Solution

The fourth proportional to 8,172.01, 11,273.63 and 4,813.22 is: 6,640.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172.01 : 11,273.63 = 4,813.22 : x
  2. Step 2: Convert to fraction form
    8,172.01/11,273.63 = 4,813.22/x
  3. Step 3: Cross multiply
    8,172.01x = 11,273.63 × 4,813.22
  4. Step 4: Simplify right side
    8,172.01x = 54,262,461.39
  5. Step 5: Solve for x
    x = 54,262,461.39/8,172.01
  6. Step 6: Final answer
    x = 6,640.04

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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.