Home / 6,214.20-9,305.34-3,437.76

Finding the Fourth Proportional to 6,214.20, 9,305.34 and 3,437.76

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Solution

The fourth proportional to 6,214.20, 9,305.34 and 3,437.76 is: 5,147.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,214.20 : 9,305.34 = 3,437.76 : x
  2. Step 2: Convert to fraction form
    6,214.20/9,305.34 = 3,437.76/x
  3. Step 3: Cross multiply
    6,214.20x = 9,305.34 × 3,437.76
  4. Step 4: Simplify right side
    6,214.20x = 31,989,525.64
  5. Step 5: Solve for x
    x = 31,989,525.64/6,214.20
  6. Step 6: Final answer
    x = 5,147.81

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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.