Home / 10,072.12-13,904.58-6,297.39

Finding the Fourth Proportional to 10,072.12, 13,904.58 and 6,297.39

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Solution

The fourth proportional to 10,072.12, 13,904.58 and 6,297.39 is: 8,693.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,072.12 : 13,904.58 = 6,297.39 : x
  2. Step 2: Convert to fraction form
    10,072.12/13,904.58 = 6,297.39/x
  3. Step 3: Cross multiply
    10,072.12x = 13,904.58 × 6,297.39
  4. Step 4: Simplify right side
    10,072.12x = 87,562,563.05
  5. Step 5: Solve for x
    x = 87,562,563.05/10,072.12
  6. Step 6: Final answer
    x = 8,693.56

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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.