Home / 8,260.21-11,399.18-4,483.42

Finding the Fourth Proportional to 8,260.21, 11,399.18 and 4,483.42

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Solution

The fourth proportional to 8,260.21, 11,399.18 and 4,483.42 is: 6,187.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.21 : 11,399.18 = 4,483.42 : x
  2. Step 2: Convert to fraction form
    8,260.21/11,399.18 = 4,483.42/x
  3. Step 3: Cross multiply
    8,260.21x = 11,399.18 × 4,483.42
  4. Step 4: Simplify right side
    8,260.21x = 51,107,260.68
  5. Step 5: Solve for x
    x = 51,107,260.68/8,260.21
  6. Step 6: Final answer
    x = 6,187.16

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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.