Home / 2,029.86-3,051.74-1,877.68

Finding the Fourth Proportional to 2,029.86, 3,051.74 and 1,877.68

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Solution

The fourth proportional to 2,029.86, 3,051.74 and 1,877.68 is: 2,822.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.86 : 3,051.74 = 1,877.68 : x
  2. Step 2: Convert to fraction form
    2,029.86/3,051.74 = 1,877.68/x
  3. Step 3: Cross multiply
    2,029.86x = 3,051.74 × 1,877.68
  4. Step 4: Simplify right side
    2,029.86x = 5,730,208.26
  5. Step 5: Solve for x
    x = 5,730,208.26/2,029.86
  6. Step 6: Final answer
    x = 2,822.95

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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.