Home / 11,243.62-16,866.26-4,318.12

Finding the Fourth Proportional to 11,243.62, 16,866.26 and 4,318.12

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Solution

The fourth proportional to 11,243.62, 16,866.26 and 4,318.12 is: 6,477.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243.62 : 16,866.26 = 4,318.12 : x
  2. Step 2: Convert to fraction form
    11,243.62/16,866.26 = 4,318.12/x
  3. Step 3: Cross multiply
    11,243.62x = 16,866.26 × 4,318.12
  4. Step 4: Simplify right side
    11,243.62x = 72,830,534.63
  5. Step 5: Solve for x
    x = 72,830,534.63/11,243.62
  6. Step 6: Final answer
    x = 6,477.50

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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.