Home / 8,627.30-11,905.40-4,850.36

Finding the Fourth Proportional to 8,627.30, 11,905.40 and 4,850.36

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Solution

The fourth proportional to 8,627.30, 11,905.40 and 4,850.36 is: 6,693.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627.30 : 11,905.40 = 4,850.36 : x
  2. Step 2: Convert to fraction form
    8,627.30/11,905.40 = 4,850.36/x
  3. Step 3: Cross multiply
    8,627.30x = 11,905.40 × 4,850.36
  4. Step 4: Simplify right side
    8,627.30x = 57,745,475.94
  5. Step 5: Solve for x
    x = 57,745,475.94/8,627.30
  6. Step 6: Final answer
    x = 6,693.34

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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.