Home / 2,684.48-4,023.88-1,124.08

Finding the Fourth Proportional to 2,684.48, 4,023.88 and 1,124.08

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Solution

The fourth proportional to 2,684.48, 4,023.88 and 1,124.08 is: 1,684.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.48 : 4,023.88 = 1,124.08 : x
  2. Step 2: Convert to fraction form
    2,684.48/4,023.88 = 1,124.08/x
  3. Step 3: Cross multiply
    2,684.48x = 4,023.88 × 1,124.08
  4. Step 4: Simplify right side
    2,684.48x = 4,523,163.03
  5. Step 5: Solve for x
    x = 4,523,163.03/2,684.48
  6. Step 6: Final answer
    x = 1,684.93

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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.