Home / 4,054.74-6,082.70-1,281.12

Finding the Fourth Proportional to 4,054.74, 6,082.70 and 1,281.12

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Solution

The fourth proportional to 4,054.74, 6,082.70 and 1,281.12 is: 1,921.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,054.74 : 6,082.70 = 1,281.12 : x
  2. Step 2: Convert to fraction form
    4,054.74/6,082.70 = 1,281.12/x
  3. Step 3: Cross multiply
    4,054.74x = 6,082.70 × 1,281.12
  4. Step 4: Simplify right side
    4,054.74x = 7,792,668.62
  5. Step 5: Solve for x
    x = 7,792,668.62/4,054.74
  6. Step 6: Final answer
    x = 1,921.87

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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.