Home / 3,082.14-4,253.23-1,684.94

Finding the Fourth Proportional to 3,082.14, 4,253.23 and 1,684.94

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Solution

The fourth proportional to 3,082.14, 4,253.23 and 1,684.94 is: 2,325.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.14 : 4,253.23 = 1,684.94 : x
  2. Step 2: Convert to fraction form
    3,082.14/4,253.23 = 1,684.94/x
  3. Step 3: Cross multiply
    3,082.14x = 4,253.23 × 1,684.94
  4. Step 4: Simplify right side
    3,082.14x = 7,166,437.36
  5. Step 5: Solve for x
    x = 7,166,437.36/3,082.14
  6. Step 6: Final answer
    x = 2,325.15

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1.5x scale

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.