Home / 8,324.58-11,488.59-5,181.24

Finding the Fourth Proportional to 8,324.58, 11,488.59 and 5,181.24

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Solution

The fourth proportional to 8,324.58, 11,488.59 and 5,181.24 is: 7,150.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,324.58 : 11,488.59 = 5,181.24 : x
  2. Step 2: Convert to fraction form
    8,324.58/11,488.59 = 5,181.24/x
  3. Step 3: Cross multiply
    8,324.58x = 11,488.59 × 5,181.24
  4. Step 4: Simplify right side
    8,324.58x = 59,525,142.05
  5. Step 5: Solve for x
    x = 59,525,142.05/8,324.58
  6. Step 6: Final answer
    x = 7,150.53

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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.