Home / 4,479.16-6,714-3,018.64

Finding the Fourth Proportional to 4,479.16, 6,714 and 3,018.64

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Solution

The fourth proportional to 4,479.16, 6,714 and 3,018.64 is: 4,524.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.16 : 6,714 = 3,018.64 : x
  2. Step 2: Convert to fraction form
    4,479.16/6,714 = 3,018.64/x
  3. Step 3: Cross multiply
    4,479.16x = 6,714 × 3,018.64
  4. Step 4: Simplify right side
    4,479.16x = 20,267,148.96
  5. Step 5: Solve for x
    x = 20,267,148.96/4,479.16
  6. Step 6: Final answer
    x = 4,524.77

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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.