Home / 11,055.44-16,582.55-4,479.86

Finding the Fourth Proportional to 11,055.44, 16,582.55 and 4,479.86

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Solution

The fourth proportional to 11,055.44, 16,582.55 and 4,479.86 is: 6,719.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.44 : 16,582.55 = 4,479.86 : x
  2. Step 2: Convert to fraction form
    11,055.44/16,582.55 = 4,479.86/x
  3. Step 3: Cross multiply
    11,055.44x = 16,582.55 × 4,479.86
  4. Step 4: Simplify right side
    11,055.44x = 74,287,397.13
  5. Step 5: Solve for x
    x = 74,287,397.13/11,055.44
  6. Step 6: Final answer
    x = 6,719.54

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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.