Home / 2,908.81-4,014.17-1,582.51

Finding the Fourth Proportional to 2,908.81, 4,014.17 and 1,582.51

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Solution

The fourth proportional to 2,908.81, 4,014.17 and 1,582.51 is: 2,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.81 : 4,014.17 = 1,582.51 : x
  2. Step 2: Convert to fraction form
    2,908.81/4,014.17 = 1,582.51/x
  3. Step 3: Cross multiply
    2,908.81x = 4,014.17 × 1,582.51
  4. Step 4: Simplify right side
    2,908.81x = 6,352,473.19
  5. Step 5: Solve for x
    x = 6,352,473.19/2,908.81
  6. Step 6: Final answer
    x = 2,183.87

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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.