Home / 2,908.24-4,013.48-1,666

Finding the Fourth Proportional to 2,908.24, 4,013.48 and 1,666

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Solution

The fourth proportional to 2,908.24, 4,013.48 and 1,666 is: 2,299.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.24 : 4,013.48 = 1,666 : x
  2. Step 2: Convert to fraction form
    2,908.24/4,013.48 = 1,666/x
  3. Step 3: Cross multiply
    2,908.24x = 4,013.48 × 1,666
  4. Step 4: Simplify right side
    2,908.24x = 6,686,457.68
  5. Step 5: Solve for x
    x = 6,686,457.68/2,908.24
  6. Step 6: Final answer
    x = 2,299.14

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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.