Home / 7,281.24-10,045.26-4,481.88

Finding the Fourth Proportional to 7,281.24, 10,045.26 and 4,481.88

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Solution

The fourth proportional to 7,281.24, 10,045.26 and 4,481.88 is: 6,183.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.24 : 10,045.26 = 4,481.88 : x
  2. Step 2: Convert to fraction form
    7,281.24/10,045.26 = 4,481.88/x
  3. Step 3: Cross multiply
    7,281.24x = 10,045.26 × 4,481.88
  4. Step 4: Simplify right side
    7,281.24x = 45,021,649.89
  5. Step 5: Solve for x
    x = 45,021,649.89/7,281.24
  6. Step 6: Final answer
    x = 6,183.24

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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.