Home / 11,382.36-17,075.70-3,593.40

Finding the Fourth Proportional to 11,382.36, 17,075.70 and 3,593.40

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Solution

The fourth proportional to 11,382.36, 17,075.70 and 3,593.40 is: 5,390.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,382.36 : 17,075.70 = 3,593.40 : x
  2. Step 2: Convert to fraction form
    11,382.36/17,075.70 = 3,593.40/x
  3. Step 3: Cross multiply
    11,382.36x = 17,075.70 × 3,593.40
  4. Step 4: Simplify right side
    11,382.36x = 61,359,820.38
  5. Step 5: Solve for x
    x = 61,359,820.38/11,382.36
  6. Step 6: Final answer
    x = 5,390.78

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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.