Home / 2,448.24-3,679.20-1,683.60

Finding the Fourth Proportional to 2,448.24, 3,679.20 and 1,683.60

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Solution

The fourth proportional to 2,448.24, 3,679.20 and 1,683.60 is: 2,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.24 : 3,679.20 = 1,683.60 : x
  2. Step 2: Convert to fraction form
    2,448.24/3,679.20 = 1,683.60/x
  3. Step 3: Cross multiply
    2,448.24x = 3,679.20 × 1,683.60
  4. Step 4: Simplify right side
    2,448.24x = 6,194,301.12
  5. Step 5: Solve for x
    x = 6,194,301.12/2,448.24
  6. Step 6: Final answer
    x = 2,530.10

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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.