Home / 2,468.85-3,404.93-2,118.02

Finding the Fourth Proportional to 2,468.85, 3,404.93 and 2,118.02

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Solution

The fourth proportional to 2,468.85, 3,404.93 and 2,118.02 is: 2,921.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,468.85 : 3,404.93 = 2,118.02 : x
  2. Step 2: Convert to fraction form
    2,468.85/3,404.93 = 2,118.02/x
  3. Step 3: Cross multiply
    2,468.85x = 3,404.93 × 2,118.02
  4. Step 4: Simplify right side
    2,468.85x = 7,211,682.22
  5. Step 5: Solve for x
    x = 7,211,682.22/2,468.85
  6. Step 6: Final answer
    x = 2,921.07

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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.