Home / 3,124.86-4,694.58-1,827.24

Finding the Fourth Proportional to 3,124.86, 4,694.58 and 1,827.24

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Solution

The fourth proportional to 3,124.86, 4,694.58 and 1,827.24 is: 2,745.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.86 : 4,694.58 = 1,827.24 : x
  2. Step 2: Convert to fraction form
    3,124.86/4,694.58 = 1,827.24/x
  3. Step 3: Cross multiply
    3,124.86x = 4,694.58 × 1,827.24
  4. Step 4: Simplify right side
    3,124.86x = 8,578,124.36
  5. Step 5: Solve for x
    x = 8,578,124.36/3,124.86
  6. Step 6: Final answer
    x = 2,745.12

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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.