Home / 3,101.63-4,279.70-1,757.24

Finding the Fourth Proportional to 3,101.63, 4,279.70 and 1,757.24

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Solution

The fourth proportional to 3,101.63, 4,279.70 and 1,757.24 is: 2,424.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.63 : 4,279.70 = 1,757.24 : x
  2. Step 2: Convert to fraction form
    3,101.63/4,279.70 = 1,757.24/x
  3. Step 3: Cross multiply
    3,101.63x = 4,279.70 × 1,757.24
  4. Step 4: Simplify right side
    3,101.63x = 7,520,429.84
  5. Step 5: Solve for x
    x = 7,520,429.84/3,101.63
  6. Step 6: Final answer
    x = 2,424.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.