Home / 4,252.86-6,379.29-1,946.94

Finding the Fourth Proportional to 4,252.86, 6,379.29 and 1,946.94

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Solution

The fourth proportional to 4,252.86, 6,379.29 and 1,946.94 is: 2,920.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.86 : 6,379.29 = 1,946.94 : x
  2. Step 2: Convert to fraction form
    4,252.86/6,379.29 = 1,946.94/x
  3. Step 3: Cross multiply
    4,252.86x = 6,379.29 × 1,946.94
  4. Step 4: Simplify right side
    4,252.86x = 12,420,094.87
  5. Step 5: Solve for x
    x = 12,420,094.87/4,252.86
  6. Step 6: Final answer
    x = 2,920.41

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1.5x scale

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.