Home / 7,927.48-11,880.28-5,977.54

Finding the Fourth Proportional to 7,927.48, 11,880.28 and 5,977.54

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Solution

The fourth proportional to 7,927.48, 11,880.28 and 5,977.54 is: 8,958.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.48 : 11,880.28 = 5,977.54 : x
  2. Step 2: Convert to fraction form
    7,927.48/11,880.28 = 5,977.54/x
  3. Step 3: Cross multiply
    7,927.48x = 11,880.28 × 5,977.54
  4. Step 4: Simplify right side
    7,927.48x = 71,014,759.62
  5. Step 5: Solve for x
    x = 71,014,759.62/7,927.48
  6. Step 6: Final answer
    x = 8,958.06

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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.