Home / 2,966.14-4,090.23-1,786.99

Finding the Fourth Proportional to 2,966.14, 4,090.23 and 1,786.99

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Solution

The fourth proportional to 2,966.14, 4,090.23 and 1,786.99 is: 2,464.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.14 : 4,090.23 = 1,786.99 : x
  2. Step 2: Convert to fraction form
    2,966.14/4,090.23 = 1,786.99/x
  3. Step 3: Cross multiply
    2,966.14x = 4,090.23 × 1,786.99
  4. Step 4: Simplify right side
    2,966.14x = 7,309,200.11
  5. Step 5: Solve for x
    x = 7,309,200.11/2,966.14
  6. Step 6: Final answer
    x = 2,464.21

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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.