Home / 5,071.89-6,999.08-2,833.79

Finding the Fourth Proportional to 5,071.89, 6,999.08 and 2,833.79

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Solution

The fourth proportional to 5,071.89, 6,999.08 and 2,833.79 is: 3,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.89 : 6,999.08 = 2,833.79 : x
  2. Step 2: Convert to fraction form
    5,071.89/6,999.08 = 2,833.79/x
  3. Step 3: Cross multiply
    5,071.89x = 6,999.08 × 2,833.79
  4. Step 4: Simplify right side
    5,071.89x = 19,833,887.92
  5. Step 5: Solve for x
    x = 19,833,887.92/5,071.89
  6. Step 6: Final answer
    x = 3,910.55

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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.