Home / 11,243.52-16,848-4,314.24

Finding the Fourth Proportional to 11,243.52, 16,848 and 4,314.24

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Solution

The fourth proportional to 11,243.52, 16,848 and 4,314.24 is: 6,464.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243.52 : 16,848 = 4,314.24 : x
  2. Step 2: Convert to fraction form
    11,243.52/16,848 = 4,314.24/x
  3. Step 3: Cross multiply
    11,243.52x = 16,848 × 4,314.24
  4. Step 4: Simplify right side
    11,243.52x = 72,686,315.52
  5. Step 5: Solve for x
    x = 72,686,315.52/11,243.52
  6. Step 6: Final answer
    x = 6,464.73

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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.