Home / 4,189.14-6,278.28-2,313.72

Finding the Fourth Proportional to 4,189.14, 6,278.28 and 2,313.72

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Solution

The fourth proportional to 4,189.14, 6,278.28 and 2,313.72 is: 3,467.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.14 : 6,278.28 = 2,313.72 : x
  2. Step 2: Convert to fraction form
    4,189.14/6,278.28 = 2,313.72/x
  3. Step 3: Cross multiply
    4,189.14x = 6,278.28 × 2,313.72
  4. Step 4: Simplify right side
    4,189.14x = 14,526,182.00
  5. Step 5: Solve for x
    x = 14,526,182.00/4,189.14
  6. Step 6: Final answer
    x = 3,467.58

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1.5x scale

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.