Home / 2,750.30-4,126.37-1,829.49

Finding the Fourth Proportional to 2,750.30, 4,126.37 and 1,829.49

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Solution

The fourth proportional to 2,750.30, 4,126.37 and 1,829.49 is: 2,744.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.30 : 4,126.37 = 1,829.49 : x
  2. Step 2: Convert to fraction form
    2,750.30/4,126.37 = 1,829.49/x
  3. Step 3: Cross multiply
    2,750.30x = 4,126.37 × 1,829.49
  4. Step 4: Simplify right side
    2,750.30x = 7,549,128.03
  5. Step 5: Solve for x
    x = 7,549,128.03/2,750.30
  6. Step 6: Final answer
    x = 2,744.84

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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.