Home / 2,022.54-2,786.31-1,666.14

Finding the Fourth Proportional to 2,022.54, 2,786.31 and 1,666.14

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Solution

The fourth proportional to 2,022.54, 2,786.31 and 1,666.14 is: 2,295.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.54 : 2,786.31 = 1,666.14 : x
  2. Step 2: Convert to fraction form
    2,022.54/2,786.31 = 1,666.14/x
  3. Step 3: Cross multiply
    2,022.54x = 2,786.31 × 1,666.14
  4. Step 4: Simplify right side
    2,022.54x = 4,642,382.54
  5. Step 5: Solve for x
    x = 4,642,382.54/2,022.54
  6. Step 6: Final answer
    x = 2,295.32

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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.