Home / 6,379.17-9,559.04-2,912.37

Finding the Fourth Proportional to 6,379.17, 9,559.04 and 2,912.37

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Solution

The fourth proportional to 6,379.17, 9,559.04 and 2,912.37 is: 4,364.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379.17 : 9,559.04 = 2,912.37 : x
  2. Step 2: Convert to fraction form
    6,379.17/9,559.04 = 2,912.37/x
  3. Step 3: Cross multiply
    6,379.17x = 9,559.04 × 2,912.37
  4. Step 4: Simplify right side
    6,379.17x = 27,839,446.76
  5. Step 5: Solve for x
    x = 27,839,446.76/6,379.17
  6. Step 6: Final answer
    x = 4,364.12

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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.