Home / 8,072.48-11,137.36-4,927.52

Finding the Fourth Proportional to 8,072.48, 11,137.36 and 4,927.52

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Solution

The fourth proportional to 8,072.48, 11,137.36 and 4,927.52 is: 6,798.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.48 : 11,137.36 = 4,927.52 : x
  2. Step 2: Convert to fraction form
    8,072.48/11,137.36 = 4,927.52/x
  3. Step 3: Cross multiply
    8,072.48x = 11,137.36 × 4,927.52
  4. Step 4: Simplify right side
    8,072.48x = 54,879,564.15
  5. Step 5: Solve for x
    x = 54,879,564.15/8,072.48
  6. Step 6: Final answer
    x = 6,798.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.