Home / 4,729.27-6,526.36-2,739.78

Finding the Fourth Proportional to 4,729.27, 6,526.36 and 2,739.78

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Solution

The fourth proportional to 4,729.27, 6,526.36 and 2,739.78 is: 3,780.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.27 : 6,526.36 = 2,739.78 : x
  2. Step 2: Convert to fraction form
    4,729.27/6,526.36 = 2,739.78/x
  3. Step 3: Cross multiply
    4,729.27x = 6,526.36 × 2,739.78
  4. Step 4: Simplify right side
    4,729.27x = 17,880,790.60
  5. Step 5: Solve for x
    x = 17,880,790.60/4,729.27
  6. Step 6: Final answer
    x = 3,780.88

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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.