Home / 11,378.52-17,075.46-3,983.04

Finding the Fourth Proportional to 11,378.52, 17,075.46 and 3,983.04

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Solution

The fourth proportional to 11,378.52, 17,075.46 and 3,983.04 is: 5,977.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378.52 : 17,075.46 = 3,983.04 : x
  2. Step 2: Convert to fraction form
    11,378.52/17,075.46 = 3,983.04/x
  3. Step 3: Cross multiply
    11,378.52x = 17,075.46 × 3,983.04
  4. Step 4: Simplify right side
    11,378.52x = 68,012,240.20
  5. Step 5: Solve for x
    x = 68,012,240.20/11,378.52
  6. Step 6: Final answer
    x = 5,977.25

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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.