Home / 5,493.60-7,582.86-3,137.28

Finding the Fourth Proportional to 5,493.60, 7,582.86 and 3,137.28

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Solution

The fourth proportional to 5,493.60, 7,582.86 and 3,137.28 is: 4,330.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493.60 : 7,582.86 = 3,137.28 : x
  2. Step 2: Convert to fraction form
    5,493.60/7,582.86 = 3,137.28/x
  3. Step 3: Cross multiply
    5,493.60x = 7,582.86 × 3,137.28
  4. Step 4: Simplify right side
    5,493.60x = 23,789,555.02
  5. Step 5: Solve for x
    x = 23,789,555.02/5,493.60
  6. Step 6: Final answer
    x = 4,330.41

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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.