Home / 8,878.37-12,249.83-6,040.72

Finding the Fourth Proportional to 8,878.37, 12,249.83 and 6,040.72

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Solution

The fourth proportional to 8,878.37, 12,249.83 and 6,040.72 is: 8,334.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878.37 : 12,249.83 = 6,040.72 : x
  2. Step 2: Convert to fraction form
    8,878.37/12,249.83 = 6,040.72/x
  3. Step 3: Cross multiply
    8,878.37x = 12,249.83 × 6,040.72
  4. Step 4: Simplify right side
    8,878.37x = 73,997,701.62
  5. Step 5: Solve for x
    x = 73,997,701.62/8,878.37
  6. Step 6: Final answer
    x = 8,334.60

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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.