Home / 9,118.16-13,674.60-3,271.60

Finding the Fourth Proportional to 9,118.16, 13,674.60 and 3,271.60

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Solution

The fourth proportional to 9,118.16, 13,674.60 and 3,271.60 is: 4,906.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,118.16 : 13,674.60 = 3,271.60 : x
  2. Step 2: Convert to fraction form
    9,118.16/13,674.60 = 3,271.60/x
  3. Step 3: Cross multiply
    9,118.16x = 13,674.60 × 3,271.60
  4. Step 4: Simplify right side
    9,118.16x = 44,737,821.36
  5. Step 5: Solve for x
    x = 44,737,821.36/9,118.16
  6. Step 6: Final answer
    x = 4,906.45

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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.