Home / 4,729.68-7,090.36-3,271.76

Finding the Fourth Proportional to 4,729.68, 7,090.36 and 3,271.76

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Solution

The fourth proportional to 4,729.68, 7,090.36 and 3,271.76 is: 4,904.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.68 : 7,090.36 = 3,271.76 : x
  2. Step 2: Convert to fraction form
    4,729.68/7,090.36 = 3,271.76/x
  3. Step 3: Cross multiply
    4,729.68x = 7,090.36 × 3,271.76
  4. Step 4: Simplify right side
    4,729.68x = 23,197,956.23
  5. Step 5: Solve for x
    x = 23,197,956.23/4,729.68
  6. Step 6: Final answer
    x = 4,904.76

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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.