Home / 8,090.78-11,164.41-4,553.93

Finding the Fourth Proportional to 8,090.78, 11,164.41 and 4,553.93

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Solution

The fourth proportional to 8,090.78, 11,164.41 and 4,553.93 is: 6,283.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.78 : 11,164.41 = 4,553.93 : x
  2. Step 2: Convert to fraction form
    8,090.78/11,164.41 = 4,553.93/x
  3. Step 3: Cross multiply
    8,090.78x = 11,164.41 × 4,553.93
  4. Step 4: Simplify right side
    8,090.78x = 50,841,941.63
  5. Step 5: Solve for x
    x = 50,841,941.63/8,090.78
  6. Step 6: Final answer
    x = 6,283.94

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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.