Home / 8,076.40-11,144.64-4,539.52

Finding the Fourth Proportional to 8,076.40, 11,144.64 and 4,539.52

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Solution

The fourth proportional to 8,076.40, 11,144.64 and 4,539.52 is: 6,264.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076.40 : 11,144.64 = 4,539.52 : x
  2. Step 2: Convert to fraction form
    8,076.40/11,144.64 = 4,539.52/x
  3. Step 3: Cross multiply
    8,076.40x = 11,144.64 × 4,539.52
  4. Step 4: Simplify right side
    8,076.40x = 50,591,316.17
  5. Step 5: Solve for x
    x = 50,591,316.17/8,076.40
  6. Step 6: Final answer
    x = 6,264.09

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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.