Home / 5,104.86-7,044.20-2,866.22

Finding the Fourth Proportional to 5,104.86, 7,044.20 and 2,866.22

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Solution

The fourth proportional to 5,104.86, 7,044.20 and 2,866.22 is: 3,955.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.86 : 7,044.20 = 2,866.22 : x
  2. Step 2: Convert to fraction form
    5,104.86/7,044.20 = 2,866.22/x
  3. Step 3: Cross multiply
    5,104.86x = 7,044.20 × 2,866.22
  4. Step 4: Simplify right side
    5,104.86x = 20,190,214.54
  5. Step 5: Solve for x
    x = 20,190,214.54/5,104.86
  6. Step 6: Final answer
    x = 3,955.10

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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.