Home / 8,890.16-13,336.92-3,047.60

Finding the Fourth Proportional to 8,890.16, 13,336.92 and 3,047.60

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Solution

The fourth proportional to 8,890.16, 13,336.92 and 3,047.60 is: 4,571.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.16 : 13,336.92 = 3,047.60 : x
  2. Step 2: Convert to fraction form
    8,890.16/13,336.92 = 3,047.60/x
  3. Step 3: Cross multiply
    8,890.16x = 13,336.92 × 3,047.60
  4. Step 4: Simplify right side
    8,890.16x = 40,645,597.39
  5. Step 5: Solve for x
    x = 40,645,597.39/8,890.16
  6. Step 6: Final answer
    x = 4,571.98

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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.