Home / 4,955.15-6,842.73-3,189.82

Finding the Fourth Proportional to 4,955.15, 6,842.73 and 3,189.82

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Solution

The fourth proportional to 4,955.15, 6,842.73 and 3,189.82 is: 4,404.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.15 : 6,842.73 = 3,189.82 : x
  2. Step 2: Convert to fraction form
    4,955.15/6,842.73 = 3,189.82/x
  3. Step 3: Cross multiply
    4,955.15x = 6,842.73 × 3,189.82
  4. Step 4: Simplify right side
    4,955.15x = 21,827,077.01
  5. Step 5: Solve for x
    x = 21,827,077.01/4,955.15
  6. Step 6: Final answer
    x = 4,404.93

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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.