Home / 11,288.36-16,927.68-4,358

Finding the Fourth Proportional to 11,288.36, 16,927.68 and 4,358

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Solution

The fourth proportional to 11,288.36, 16,927.68 and 4,358 is: 6,535.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,288.36 : 16,927.68 = 4,358 : x
  2. Step 2: Convert to fraction form
    11,288.36/16,927.68 = 4,358/x
  3. Step 3: Cross multiply
    11,288.36x = 16,927.68 × 4,358
  4. Step 4: Simplify right side
    11,288.36x = 73,770,829.44
  5. Step 5: Solve for x
    x = 73,770,829.44/11,288.36
  6. Step 6: Final answer
    x = 6,535.12

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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.