Home / 8,210.36-11,330.14-4,673.49

Finding the Fourth Proportional to 8,210.36, 11,330.14 and 4,673.49

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Solution

The fourth proportional to 8,210.36, 11,330.14 and 4,673.49 is: 6,449.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.36 : 11,330.14 = 4,673.49 : x
  2. Step 2: Convert to fraction form
    8,210.36/11,330.14 = 4,673.49/x
  3. Step 3: Cross multiply
    8,210.36x = 11,330.14 × 4,673.49
  4. Step 4: Simplify right side
    8,210.36x = 52,951,295.99
  5. Step 5: Solve for x
    x = 52,951,295.99/8,210.36
  6. Step 6: Final answer
    x = 6,449.33

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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.