Home / 2,479.96-3,425.34-1,962.84

Finding the Fourth Proportional to 2,479.96, 3,425.34 and 1,962.84

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Solution

The fourth proportional to 2,479.96, 3,425.34 and 1,962.84 is: 2,711.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.96 : 3,425.34 = 1,962.84 : x
  2. Step 2: Convert to fraction form
    2,479.96/3,425.34 = 1,962.84/x
  3. Step 3: Cross multiply
    2,479.96x = 3,425.34 × 1,962.84
  4. Step 4: Simplify right side
    2,479.96x = 6,723,394.37
  5. Step 5: Solve for x
    x = 6,723,394.37/2,479.96
  6. Step 6: Final answer
    x = 2,711.09

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1.5x scale

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.