Home / 9,124.02-13,683.60-3,928.68

Finding the Fourth Proportional to 9,124.02, 13,683.60 and 3,928.68

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Solution

The fourth proportional to 9,124.02, 13,683.60 and 3,928.68 is: 5,891.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.02 : 13,683.60 = 3,928.68 : x
  2. Step 2: Convert to fraction form
    9,124.02/13,683.60 = 3,928.68/x
  3. Step 3: Cross multiply
    9,124.02x = 13,683.60 × 3,928.68
  4. Step 4: Simplify right side
    9,124.02x = 53,758,485.65
  5. Step 5: Solve for x
    x = 53,758,485.65/9,124.02
  6. Step 6: Final answer
    x = 5,891.97

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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.