Home / 7,324.92-10,108.80-4,181.76

Finding the Fourth Proportional to 7,324.92, 10,108.80 and 4,181.76

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Solution

The fourth proportional to 7,324.92, 10,108.80 and 4,181.76 is: 5,771.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.92 : 10,108.80 = 4,181.76 : x
  2. Step 2: Convert to fraction form
    7,324.92/10,108.80 = 4,181.76/x
  3. Step 3: Cross multiply
    7,324.92x = 10,108.80 × 4,181.76
  4. Step 4: Simplify right side
    7,324.92x = 42,272,575.49
  5. Step 5: Solve for x
    x = 42,272,575.49/7,324.92
  6. Step 6: Final answer
    x = 5,771.06

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1.5x scale

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.