Home / 4,946-7,412.44-4,125.88

Finding the Fourth Proportional to 4,946, 7,412.44 and 4,125.88

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Solution

The fourth proportional to 4,946, 7,412.44 and 4,125.88 is: 6,183.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946 : 7,412.44 = 4,125.88 : x
  2. Step 2: Convert to fraction form
    4,946/7,412.44 = 4,125.88/x
  3. Step 3: Cross multiply
    4,946x = 7,412.44 × 4,125.88
  4. Step 4: Simplify right side
    4,946x = 30,582,837.95
  5. Step 5: Solve for x
    x = 30,582,837.95/4,946
  6. Step 6: Final answer
    x = 6,183.35

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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.