Home / 8,845.92-12,217.77-6,466.68

Finding the Fourth Proportional to 8,845.92, 12,217.77 and 6,466.68

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Solution

The fourth proportional to 8,845.92, 12,217.77 and 6,466.68 is: 8,931.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.92 : 12,217.77 = 6,466.68 : x
  2. Step 2: Convert to fraction form
    8,845.92/12,217.77 = 6,466.68/x
  3. Step 3: Cross multiply
    8,845.92x = 12,217.77 × 6,466.68
  4. Step 4: Simplify right side
    8,845.92x = 79,008,408.90
  5. Step 5: Solve for x
    x = 79,008,408.90/8,845.92
  6. Step 6: Final answer
    x = 8,931.62

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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.