Home / 4,688.37-7,029.05-2,839.03

Finding the Fourth Proportional to 4,688.37, 7,029.05 and 2,839.03

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Solution

The fourth proportional to 4,688.37, 7,029.05 and 2,839.03 is: 4,256.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.37 : 7,029.05 = 2,839.03 : x
  2. Step 2: Convert to fraction form
    4,688.37/7,029.05 = 2,839.03/x
  3. Step 3: Cross multiply
    4,688.37x = 7,029.05 × 2,839.03
  4. Step 4: Simplify right side
    4,688.37x = 19,955,669.63
  5. Step 5: Solve for x
    x = 19,955,669.63/4,688.37
  6. Step 6: Final answer
    x = 4,256.42

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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.