Home / 2,050.22-3,076.26-751.40

Finding the Fourth Proportional to 2,050.22, 3,076.26 and 751.40

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Solution

The fourth proportional to 2,050.22, 3,076.26 and 751.40 is: 1,127.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,050.22 : 3,076.26 = 751.40 : x
  2. Step 2: Convert to fraction form
    2,050.22/3,076.26 = 751.40/x
  3. Step 3: Cross multiply
    2,050.22x = 3,076.26 × 751.40
  4. Step 4: Simplify right side
    2,050.22x = 2,311,501.76
  5. Step 5: Solve for x
    x = 2,311,501.76/2,050.22
  6. Step 6: Final answer
    x = 1,127.44

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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.