Home / 2,011.03-3,031.60-1,877.23

Finding the Fourth Proportional to 2,011.03, 3,031.60 and 1,877.23

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Solution

The fourth proportional to 2,011.03, 3,031.60 and 1,877.23 is: 2,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011.03 : 3,031.60 = 1,877.23 : x
  2. Step 2: Convert to fraction form
    2,011.03/3,031.60 = 1,877.23/x
  3. Step 3: Cross multiply
    2,011.03x = 3,031.60 × 1,877.23
  4. Step 4: Simplify right side
    2,011.03x = 5,691,010.47
  5. Step 5: Solve for x
    x = 5,691,010.47/2,011.03
  6. Step 6: Final answer
    x = 2,829.90

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.