Home / 3,683.16-5,525.28-2,124

Finding the Fourth Proportional to 3,683.16, 5,525.28 and 2,124

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Solution

The fourth proportional to 3,683.16, 5,525.28 and 2,124 is: 3,186.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.16 : 5,525.28 = 2,124 : x
  2. Step 2: Convert to fraction form
    3,683.16/5,525.28 = 2,124/x
  3. Step 3: Cross multiply
    3,683.16x = 5,525.28 × 2,124
  4. Step 4: Simplify right side
    3,683.16x = 11,735,694.72
  5. Step 5: Solve for x
    x = 11,735,694.72/3,683.16
  6. Step 6: Final answer
    x = 3,186.31

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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.