Home / 5,731.58-8,582.77-3,777.86

Finding the Fourth Proportional to 5,731.58, 8,582.77 and 3,777.86

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Solution

The fourth proportional to 5,731.58, 8,582.77 and 3,777.86 is: 5,657.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.58 : 8,582.77 = 3,777.86 : x
  2. Step 2: Convert to fraction form
    5,731.58/8,582.77 = 3,777.86/x
  3. Step 3: Cross multiply
    5,731.58x = 8,582.77 × 3,777.86
  4. Step 4: Simplify right side
    5,731.58x = 32,424,503.47
  5. Step 5: Solve for x
    x = 32,424,503.47/5,731.58
  6. Step 6: Final answer
    x = 5,657.17

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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.