Home / 8,273.05-11,412.33-5,242.68

Finding the Fourth Proportional to 8,273.05, 11,412.33 and 5,242.68

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Solution

The fourth proportional to 8,273.05, 11,412.33 and 5,242.68 is: 7,232.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273.05 : 11,412.33 = 5,242.68 : x
  2. Step 2: Convert to fraction form
    8,273.05/11,412.33 = 5,242.68/x
  3. Step 3: Cross multiply
    8,273.05x = 11,412.33 × 5,242.68
  4. Step 4: Simplify right side
    8,273.05x = 59,831,194.24
  5. Step 5: Solve for x
    x = 59,831,194.24/8,273.05
  6. Step 6: Final answer
    x = 7,232.06

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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.