Home / 7,683.63-11,525.30-2,489.52

Finding the Fourth Proportional to 7,683.63, 11,525.30 and 2,489.52

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Solution

The fourth proportional to 7,683.63, 11,525.30 and 2,489.52 is: 3,734.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683.63 : 11,525.30 = 2,489.52 : x
  2. Step 2: Convert to fraction form
    7,683.63/11,525.30 = 2,489.52/x
  3. Step 3: Cross multiply
    7,683.63x = 11,525.30 × 2,489.52
  4. Step 4: Simplify right side
    7,683.63x = 28,692,452.41
  5. Step 5: Solve for x
    x = 28,692,452.41/7,683.63
  6. Step 6: Final answer
    x = 3,734.23

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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.