Home / 5,440.77-8,157.51-2,517.48

Finding the Fourth Proportional to 5,440.77, 8,157.51 and 2,517.48

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Solution

The fourth proportional to 5,440.77, 8,157.51 and 2,517.48 is: 3,774.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.77 : 8,157.51 = 2,517.48 : x
  2. Step 2: Convert to fraction form
    5,440.77/8,157.51 = 2,517.48/x
  3. Step 3: Cross multiply
    5,440.77x = 8,157.51 × 2,517.48
  4. Step 4: Simplify right side
    5,440.77x = 20,536,368.27
  5. Step 5: Solve for x
    x = 20,536,368.27/5,440.77
  6. Step 6: Final answer
    x = 3,774.53

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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.