Home / 5,955.09-8,221.80-4,161.96

Finding the Fourth Proportional to 5,955.09, 8,221.80 and 4,161.96

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Solution

The fourth proportional to 5,955.09, 8,221.80 and 4,161.96 is: 5,746.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,955.09 : 8,221.80 = 4,161.96 : x
  2. Step 2: Convert to fraction form
    5,955.09/8,221.80 = 4,161.96/x
  3. Step 3: Cross multiply
    5,955.09x = 8,221.80 × 4,161.96
  4. Step 4: Simplify right side
    5,955.09x = 34,218,802.73
  5. Step 5: Solve for x
    x = 34,218,802.73/5,955.09
  6. Step 6: Final answer
    x = 5,746.14

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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.