Home / 2,837.22-4,256.58-2,020.70

Finding the Fourth Proportional to 2,837.22, 4,256.58 and 2,020.70

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Solution

The fourth proportional to 2,837.22, 4,256.58 and 2,020.70 is: 3,031.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.22 : 4,256.58 = 2,020.70 : x
  2. Step 2: Convert to fraction form
    2,837.22/4,256.58 = 2,020.70/x
  3. Step 3: Cross multiply
    2,837.22x = 4,256.58 × 2,020.70
  4. Step 4: Simplify right side
    2,837.22x = 8,601,271.21
  5. Step 5: Solve for x
    x = 8,601,271.21/2,837.22
  6. Step 6: Final answer
    x = 3,031.58

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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.