Home / 4,074.69-6,112.65-2,101.53

Finding the Fourth Proportional to 4,074.69, 6,112.65 and 2,101.53

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Solution

The fourth proportional to 4,074.69, 6,112.65 and 2,101.53 is: 3,152.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.69 : 6,112.65 = 2,101.53 : x
  2. Step 2: Convert to fraction form
    4,074.69/6,112.65 = 2,101.53/x
  3. Step 3: Cross multiply
    4,074.69x = 6,112.65 × 2,101.53
  4. Step 4: Simplify right side
    4,074.69x = 12,845,917.35
  5. Step 5: Solve for x
    x = 12,845,917.35/4,074.69
  6. Step 6: Final answer
    x = 3,152.61

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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.