Home / 11,018.16-16,521.54-4,442.56

Finding the Fourth Proportional to 11,018.16, 16,521.54 and 4,442.56

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Solution

The fourth proportional to 11,018.16, 16,521.54 and 4,442.56 is: 6,661.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018.16 : 16,521.54 = 4,442.56 : x
  2. Step 2: Convert to fraction form
    11,018.16/16,521.54 = 4,442.56/x
  3. Step 3: Cross multiply
    11,018.16x = 16,521.54 × 4,442.56
  4. Step 4: Simplify right side
    11,018.16x = 73,397,932.74
  5. Step 5: Solve for x
    x = 73,397,932.74/11,018.16
  6. Step 6: Final answer
    x = 6,661.54

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1.5x scale

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.