Home / 7,324.66-10,108.75-4,181.32

Finding the Fourth Proportional to 7,324.66, 10,108.75 and 4,181.32

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Solution

The fourth proportional to 7,324.66, 10,108.75 and 4,181.32 is: 5,770.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.66 : 10,108.75 = 4,181.32 : x
  2. Step 2: Convert to fraction form
    7,324.66/10,108.75 = 4,181.32/x
  3. Step 3: Cross multiply
    7,324.66x = 10,108.75 × 4,181.32
  4. Step 4: Simplify right side
    7,324.66x = 42,267,918.55
  5. Step 5: Solve for x
    x = 42,267,918.55/7,324.66
  6. Step 6: Final answer
    x = 5,770.63

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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.