Home / 8,884.49-12,260.60-4,905.63

Finding the Fourth Proportional to 8,884.49, 12,260.60 and 4,905.63

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Solution

The fourth proportional to 8,884.49, 12,260.60 and 4,905.63 is: 6,769.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884.49 : 12,260.60 = 4,905.63 : x
  2. Step 2: Convert to fraction form
    8,884.49/12,260.60 = 4,905.63/x
  3. Step 3: Cross multiply
    8,884.49x = 12,260.60 × 4,905.63
  4. Step 4: Simplify right side
    8,884.49x = 60,145,942.65
  5. Step 5: Solve for x
    x = 60,145,942.65/8,884.49
  6. Step 6: Final answer
    x = 6,769.77

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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.