Home / 8,055.54-11,116.71-4,518.68

Finding the Fourth Proportional to 8,055.54, 11,116.71 and 4,518.68

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Solution

The fourth proportional to 8,055.54, 11,116.71 and 4,518.68 is: 6,235.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.54 : 11,116.71 = 4,518.68 : x
  2. Step 2: Convert to fraction form
    8,055.54/11,116.71 = 4,518.68/x
  3. Step 3: Cross multiply
    8,055.54x = 11,116.71 × 4,518.68
  4. Step 4: Simplify right side
    8,055.54x = 50,232,799.56
  5. Step 5: Solve for x
    x = 50,232,799.56/8,055.54
  6. Step 6: Final answer
    x = 6,235.81

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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.