Home / 7,577.36-11,367.12-2,381.48

Finding the Fourth Proportional to 7,577.36, 11,367.12 and 2,381.48

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Solution

The fourth proportional to 7,577.36, 11,367.12 and 2,381.48 is: 3,572.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,577.36 : 11,367.12 = 2,381.48 : x
  2. Step 2: Convert to fraction form
    7,577.36/11,367.12 = 2,381.48/x
  3. Step 3: Cross multiply
    7,577.36x = 11,367.12 × 2,381.48
  4. Step 4: Simplify right side
    7,577.36x = 27,070,568.94
  5. Step 5: Solve for x
    x = 27,070,568.94/7,577.36
  6. Step 6: Final answer
    x = 3,572.56

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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.