Home / 4,842.36-7,269.99-2,871.63

Finding the Fourth Proportional to 4,842.36, 7,269.99 and 2,871.63

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Solution

The fourth proportional to 4,842.36, 7,269.99 and 2,871.63 is: 4,311.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.36 : 7,269.99 = 2,871.63 : x
  2. Step 2: Convert to fraction form
    4,842.36/7,269.99 = 2,871.63/x
  3. Step 3: Cross multiply
    4,842.36x = 7,269.99 × 2,871.63
  4. Step 4: Simplify right side
    4,842.36x = 20,876,721.38
  5. Step 5: Solve for x
    x = 20,876,721.38/4,842.36
  6. Step 6: Final answer
    x = 4,311.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.