Home / 2,479.41-3,421.44-1,484.73

Finding the Fourth Proportional to 2,479.41, 3,421.44 and 1,484.73

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Solution

The fourth proportional to 2,479.41, 3,421.44 and 1,484.73 is: 2,048.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.41 : 3,421.44 = 1,484.73 : x
  2. Step 2: Convert to fraction form
    2,479.41/3,421.44 = 1,484.73/x
  3. Step 3: Cross multiply
    2,479.41x = 3,421.44 × 1,484.73
  4. Step 4: Simplify right side
    2,479.41x = 5,079,914.61
  5. Step 5: Solve for x
    x = 5,079,914.61/2,479.41
  6. Step 6: Final answer
    x = 2,048.84

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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.