Home / 7,575.36-11,364.12-2,379.48

Finding the Fourth Proportional to 7,575.36, 11,364.12 and 2,379.48

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Solution

The fourth proportional to 7,575.36, 11,364.12 and 2,379.48 is: 3,569.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.36 : 11,364.12 = 2,379.48 : x
  2. Step 2: Convert to fraction form
    7,575.36/11,364.12 = 2,379.48/x
  3. Step 3: Cross multiply
    7,575.36x = 11,364.12 × 2,379.48
  4. Step 4: Simplify right side
    7,575.36x = 27,040,696.26
  5. Step 5: Solve for x
    x = 27,040,696.26/7,575.36
  6. Step 6: Final answer
    x = 3,569.56

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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.