Home / 7,456.56-11,181.60-4,339.68

Finding the Fourth Proportional to 7,456.56, 11,181.60 and 4,339.68

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Solution

The fourth proportional to 7,456.56, 11,181.60 and 4,339.68 is: 6,507.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.56 : 11,181.60 = 4,339.68 : x
  2. Step 2: Convert to fraction form
    7,456.56/11,181.60 = 4,339.68/x
  3. Step 3: Cross multiply
    7,456.56x = 11,181.60 × 4,339.68
  4. Step 4: Simplify right side
    7,456.56x = 48,524,565.89
  5. Step 5: Solve for x
    x = 48,524,565.89/7,456.56
  6. Step 6: Final answer
    x = 6,507.63

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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.