Home / 11,050.78-16,580.72-4,475.26

Finding the Fourth Proportional to 11,050.78, 16,580.72 and 4,475.26

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Solution

The fourth proportional to 11,050.78, 16,580.72 and 4,475.26 is: 6,714.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,050.78 : 16,580.72 = 4,475.26 : x
  2. Step 2: Convert to fraction form
    11,050.78/16,580.72 = 4,475.26/x
  3. Step 3: Cross multiply
    11,050.78x = 16,580.72 × 4,475.26
  4. Step 4: Simplify right side
    11,050.78x = 74,203,032.99
  5. Step 5: Solve for x
    x = 74,203,032.99/11,050.78
  6. Step 6: Final answer
    x = 6,714.73

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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.