Home / 2,750.63-4,122.85-1,364.96

Finding the Fourth Proportional to 2,750.63, 4,122.85 and 1,364.96

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Solution

The fourth proportional to 2,750.63, 4,122.85 and 1,364.96 is: 2,045.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.63 : 4,122.85 = 1,364.96 : x
  2. Step 2: Convert to fraction form
    2,750.63/4,122.85 = 1,364.96/x
  3. Step 3: Cross multiply
    2,750.63x = 4,122.85 × 1,364.96
  4. Step 4: Simplify right side
    2,750.63x = 5,627,523.19
  5. Step 5: Solve for x
    x = 5,627,523.19/2,750.63
  6. Step 6: Final answer
    x = 2,045.90

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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.