Home / 7,756.56-11,629.37-4,056.89

Finding the Fourth Proportional to 7,756.56, 11,629.37 and 4,056.89

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Solution

The fourth proportional to 7,756.56, 11,629.37 and 4,056.89 is: 6,082.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.56 : 11,629.37 = 4,056.89 : x
  2. Step 2: Convert to fraction form
    7,756.56/11,629.37 = 4,056.89/x
  3. Step 3: Cross multiply
    7,756.56x = 11,629.37 × 4,056.89
  4. Step 4: Simplify right side
    7,756.56x = 47,179,026.85
  5. Step 5: Solve for x
    x = 47,179,026.85/7,756.56
  6. Step 6: Final answer
    x = 6,082.47

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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.