Home / 3,410.68-4,707.72-2,013.88

Finding the Fourth Proportional to 3,410.68, 4,707.72 and 2,013.88

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Solution

The fourth proportional to 3,410.68, 4,707.72 and 2,013.88 is: 2,779.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.68 : 4,707.72 = 2,013.88 : x
  2. Step 2: Convert to fraction form
    3,410.68/4,707.72 = 2,013.88/x
  3. Step 3: Cross multiply
    3,410.68x = 4,707.72 × 2,013.88
  4. Step 4: Simplify right side
    3,410.68x = 9,480,783.15
  5. Step 5: Solve for x
    x = 9,480,783.15/3,410.68
  6. Step 6: Final answer
    x = 2,779.73

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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.