Home / 7,458.74-11,187.52-4,336.75

Finding the Fourth Proportional to 7,458.74, 11,187.52 and 4,336.75

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Solution

The fourth proportional to 7,458.74, 11,187.52 and 4,336.75 is: 6,504.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.74 : 11,187.52 = 4,336.75 : x
  2. Step 2: Convert to fraction form
    7,458.74/11,187.52 = 4,336.75/x
  3. Step 3: Cross multiply
    7,458.74x = 11,187.52 × 4,336.75
  4. Step 4: Simplify right side
    7,458.74x = 48,517,455.68
  5. Step 5: Solve for x
    x = 48,517,455.68/7,458.74
  6. Step 6: Final answer
    x = 6,504.78

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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.