Home / 7,559.09-11,338.64-4,118.21

Finding the Fourth Proportional to 7,559.09, 11,338.64 and 4,118.21

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Solution

The fourth proportional to 7,559.09, 11,338.64 and 4,118.21 is: 6,177.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.09 : 11,338.64 = 4,118.21 : x
  2. Step 2: Convert to fraction form
    7,559.09/11,338.64 = 4,118.21/x
  3. Step 3: Cross multiply
    7,559.09x = 11,338.64 × 4,118.21
  4. Step 4: Simplify right side
    7,559.09x = 46,694,823.35
  5. Step 5: Solve for x
    x = 46,694,823.35/7,559.09
  6. Step 6: Final answer
    x = 6,177.31

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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.