Home / 8,625.48-11,890.62-6,099.72

Finding the Fourth Proportional to 8,625.48, 11,890.62 and 6,099.72

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Solution

The fourth proportional to 8,625.48, 11,890.62 and 6,099.72 is: 8,408.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,625.48 : 11,890.62 = 6,099.72 : x
  2. Step 2: Convert to fraction form
    8,625.48/11,890.62 = 6,099.72/x
  3. Step 3: Cross multiply
    8,625.48x = 11,890.62 × 6,099.72
  4. Step 4: Simplify right side
    8,625.48x = 72,529,452.63
  5. Step 5: Solve for x
    x = 72,529,452.63/8,625.48
  6. Step 6: Final answer
    x = 8,408.74

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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.