Home / 4,865.89-6,714.94-2,822.19

Finding the Fourth Proportional to 4,865.89, 6,714.94 and 2,822.19

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Solution

The fourth proportional to 4,865.89, 6,714.94 and 2,822.19 is: 3,894.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.89 : 6,714.94 = 2,822.19 : x
  2. Step 2: Convert to fraction form
    4,865.89/6,714.94 = 2,822.19/x
  3. Step 3: Cross multiply
    4,865.89x = 6,714.94 × 2,822.19
  4. Step 4: Simplify right side
    4,865.89x = 18,950,817.51
  5. Step 5: Solve for x
    x = 18,950,817.51/4,865.89
  6. Step 6: Final answer
    x = 3,894.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.