Home / 7,999.52-11,039.23-4,462.79

Finding the Fourth Proportional to 7,999.52, 11,039.23 and 4,462.79

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Solution

The fourth proportional to 7,999.52, 11,039.23 and 4,462.79 is: 6,158.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999.52 : 11,039.23 = 4,462.79 : x
  2. Step 2: Convert to fraction form
    7,999.52/11,039.23 = 4,462.79/x
  3. Step 3: Cross multiply
    7,999.52x = 11,039.23 × 4,462.79
  4. Step 4: Simplify right side
    7,999.52x = 49,265,765.25
  5. Step 5: Solve for x
    x = 49,265,765.25/7,999.52
  6. Step 6: Final answer
    x = 6,158.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.