Home / 8,249.19-12,370.91-4,962.87

Finding the Fourth Proportional to 8,249.19, 12,370.91 and 4,962.87

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Solution

The fourth proportional to 8,249.19, 12,370.91 and 4,962.87 is: 7,442.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.19 : 12,370.91 = 4,962.87 : x
  2. Step 2: Convert to fraction form
    8,249.19/12,370.91 = 4,962.87/x
  3. Step 3: Cross multiply
    8,249.19x = 12,370.91 × 4,962.87
  4. Step 4: Simplify right side
    8,249.19x = 61,395,193.30
  5. Step 5: Solve for x
    x = 61,395,193.30/8,249.19
  6. Step 6: Final answer
    x = 7,442.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.