Home / 7,835.56-11,757.66-4,374.76

Finding the Fourth Proportional to 7,835.56, 11,757.66 and 4,374.76

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Solution

The fourth proportional to 7,835.56, 11,757.66 and 4,374.76 is: 6,564.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.56 : 11,757.66 = 4,374.76 : x
  2. Step 2: Convert to fraction form
    7,835.56/11,757.66 = 4,374.76/x
  3. Step 3: Cross multiply
    7,835.56x = 11,757.66 × 4,374.76
  4. Step 4: Simplify right side
    7,835.56x = 51,436,940.66
  5. Step 5: Solve for x
    x = 51,436,940.66/7,835.56
  6. Step 6: Final answer
    x = 6,564.55

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1.5x scale

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.