Home / 5,089.60-7,023.16-2,965.36

Finding the Fourth Proportional to 5,089.60, 7,023.16 and 2,965.36

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Solution

The fourth proportional to 5,089.60, 7,023.16 and 2,965.36 is: 4,091.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.60 : 7,023.16 = 2,965.36 : x
  2. Step 2: Convert to fraction form
    5,089.60/7,023.16 = 2,965.36/x
  3. Step 3: Cross multiply
    5,089.60x = 7,023.16 × 2,965.36
  4. Step 4: Simplify right side
    5,089.60x = 20,826,197.74
  5. Step 5: Solve for x
    x = 20,826,197.74/5,089.60
  6. Step 6: Final answer
    x = 4,091.91

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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.