Home / 2,411.79-3,328.26-1,363.86

Finding the Fourth Proportional to 2,411.79, 3,328.26 and 1,363.86

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Solution

The fourth proportional to 2,411.79, 3,328.26 and 1,363.86 is: 1,882.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.79 : 3,328.26 = 1,363.86 : x
  2. Step 2: Convert to fraction form
    2,411.79/3,328.26 = 1,363.86/x
  3. Step 3: Cross multiply
    2,411.79x = 3,328.26 × 1,363.86
  4. Step 4: Simplify right side
    2,411.79x = 4,539,280.68
  5. Step 5: Solve for x
    x = 4,539,280.68/2,411.79
  6. Step 6: Final answer
    x = 1,882.12

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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.