Home / 8,845.05-12,206.91-4,866.89

Finding the Fourth Proportional to 8,845.05, 12,206.91 and 4,866.89

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Solution

The fourth proportional to 8,845.05, 12,206.91 and 4,866.89 is: 6,716.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.05 : 12,206.91 = 4,866.89 : x
  2. Step 2: Convert to fraction form
    8,845.05/12,206.91 = 4,866.89/x
  3. Step 3: Cross multiply
    8,845.05x = 12,206.91 × 4,866.89
  4. Step 4: Simplify right side
    8,845.05x = 59,409,627.18
  5. Step 5: Solve for x
    x = 59,409,627.18/8,845.05
  6. Step 6: Final answer
    x = 6,716.71

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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.