Home / 4,676.63-6,453.93-2,687.81

Finding the Fourth Proportional to 4,676.63, 6,453.93 and 2,687.81

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Solution

The fourth proportional to 4,676.63, 6,453.93 and 2,687.81 is: 3,709.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676.63 : 6,453.93 = 2,687.81 : x
  2. Step 2: Convert to fraction form
    4,676.63/6,453.93 = 2,687.81/x
  3. Step 3: Cross multiply
    4,676.63x = 6,453.93 × 2,687.81
  4. Step 4: Simplify right side
    4,676.63x = 17,346,905.32
  5. Step 5: Solve for x
    x = 17,346,905.32/4,676.63
  6. Step 6: Final answer
    x = 3,709.28

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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.