Home / 7,979.48-11,010.10-4,442.52

Finding the Fourth Proportional to 7,979.48, 11,010.10 and 4,442.52

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Solution

The fourth proportional to 7,979.48, 11,010.10 and 4,442.52 is: 6,129.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979.48 : 11,010.10 = 4,442.52 : x
  2. Step 2: Convert to fraction form
    7,979.48/11,010.10 = 4,442.52/x
  3. Step 3: Cross multiply
    7,979.48x = 11,010.10 × 4,442.52
  4. Step 4: Simplify right side
    7,979.48x = 48,912,589.45
  5. Step 5: Solve for x
    x = 48,912,589.45/7,979.48
  6. Step 6: Final answer
    x = 6,129.80

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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.