Home / 11,075.40-16,612.92-3,284.28

Finding the Fourth Proportional to 11,075.40, 16,612.92 and 3,284.28

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Solution

The fourth proportional to 11,075.40, 16,612.92 and 3,284.28 is: 4,926.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075.40 : 16,612.92 = 3,284.28 : x
  2. Step 2: Convert to fraction form
    11,075.40/16,612.92 = 3,284.28/x
  3. Step 3: Cross multiply
    11,075.40x = 16,612.92 × 3,284.28
  4. Step 4: Simplify right side
    11,075.40x = 54,561,480.90
  5. Step 5: Solve for x
    x = 54,561,480.90/11,075.40
  6. Step 6: Final answer
    x = 4,926.37

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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.