Home / 5,071.86-6,999.04-2,833.75

Finding the Fourth Proportional to 5,071.86, 6,999.04 and 2,833.75

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Solution

The fourth proportional to 5,071.86, 6,999.04 and 2,833.75 is: 3,910.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.86 : 6,999.04 = 2,833.75 : x
  2. Step 2: Convert to fraction form
    5,071.86/6,999.04 = 2,833.75/x
  3. Step 3: Cross multiply
    5,071.86x = 6,999.04 × 2,833.75
  4. Step 4: Simplify right side
    5,071.86x = 19,833,535.91
  5. Step 5: Solve for x
    x = 19,833,535.91/5,071.86
  6. Step 6: Final answer
    x = 3,910.50

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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.