Home / 3,002.46-4,145.67-1,956.30

Finding the Fourth Proportional to 3,002.46, 4,145.67 and 1,956.30

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Solution

The fourth proportional to 3,002.46, 4,145.67 and 1,956.30 is: 2,701.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.46 : 4,145.67 = 1,956.30 : x
  2. Step 2: Convert to fraction form
    3,002.46/4,145.67 = 1,956.30/x
  3. Step 3: Cross multiply
    3,002.46x = 4,145.67 × 1,956.30
  4. Step 4: Simplify right side
    3,002.46x = 8,110,174.22
  5. Step 5: Solve for x
    x = 8,110,174.22/3,002.46
  6. Step 6: Final answer
    x = 2,701.18

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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.