Home / 4,638.58-6,399.06-3,047.88

Finding the Fourth Proportional to 4,638.58, 6,399.06 and 3,047.88

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Solution

The fourth proportional to 4,638.58, 6,399.06 and 3,047.88 is: 4,204.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.58 : 6,399.06 = 3,047.88 : x
  2. Step 2: Convert to fraction form
    4,638.58/6,399.06 = 3,047.88/x
  3. Step 3: Cross multiply
    4,638.58x = 6,399.06 × 3,047.88
  4. Step 4: Simplify right side
    4,638.58x = 19,503,566.99
  5. Step 5: Solve for x
    x = 19,503,566.99/4,638.58
  6. Step 6: Final answer
    x = 4,204.64

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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.