Home / 2,468.18-3,406.44-1,420.04

Finding the Fourth Proportional to 2,468.18, 3,406.44 and 1,420.04

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Solution

The fourth proportional to 2,468.18, 3,406.44 and 1,420.04 is: 1,959.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,468.18 : 3,406.44 = 1,420.04 : x
  2. Step 2: Convert to fraction form
    2,468.18/3,406.44 = 1,420.04/x
  3. Step 3: Cross multiply
    2,468.18x = 3,406.44 × 1,420.04
  4. Step 4: Simplify right side
    2,468.18x = 4,837,281.06
  5. Step 5: Solve for x
    x = 4,837,281.06/2,468.18
  6. Step 6: Final answer
    x = 1,959.86

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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.