Home / 8,296.10-11,448.60-4,519.20

Finding the Fourth Proportional to 8,296.10, 11,448.60 and 4,519.20

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Solution

The fourth proportional to 8,296.10, 11,448.60 and 4,519.20 is: 6,236.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.10 : 11,448.60 = 4,519.20 : x
  2. Step 2: Convert to fraction form
    8,296.10/11,448.60 = 4,519.20/x
  3. Step 3: Cross multiply
    8,296.10x = 11,448.60 × 4,519.20
  4. Step 4: Simplify right side
    8,296.10x = 51,738,513.12
  5. Step 5: Solve for x
    x = 51,738,513.12/8,296.10
  6. Step 6: Final answer
    x = 6,236.49

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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.