Home / 11,285.36-16,923.36-4,264.16

Finding the Fourth Proportional to 11,285.36, 16,923.36 and 4,264.16

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Solution

The fourth proportional to 11,285.36, 16,923.36 and 4,264.16 is: 6,394.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.36 : 16,923.36 = 4,264.16 : x
  2. Step 2: Convert to fraction form
    11,285.36/16,923.36 = 4,264.16/x
  3. Step 3: Cross multiply
    11,285.36x = 16,923.36 × 4,264.16
  4. Step 4: Simplify right side
    11,285.36x = 72,163,914.78
  5. Step 5: Solve for x
    x = 72,163,914.78/11,285.36
  6. Step 6: Final answer
    x = 6,394.47

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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.