Home / 2,579.16-3,873.98-2,277.84

Finding the Fourth Proportional to 2,579.16, 3,873.98 and 2,277.84

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Solution

The fourth proportional to 2,579.16, 3,873.98 and 2,277.84 is: 3,421.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579.16 : 3,873.98 = 2,277.84 : x
  2. Step 2: Convert to fraction form
    2,579.16/3,873.98 = 2,277.84/x
  3. Step 3: Cross multiply
    2,579.16x = 3,873.98 × 2,277.84
  4. Step 4: Simplify right side
    2,579.16x = 8,824,306.60
  5. Step 5: Solve for x
    x = 8,824,306.60/2,579.16
  6. Step 6: Final answer
    x = 3,421.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.