Home / 11,591.08-17,389.50-3,383.08

Finding the Fourth Proportional to 11,591.08, 17,389.50 and 3,383.08

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Solution

The fourth proportional to 11,591.08, 17,389.50 and 3,383.08 is: 5,075.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.08 : 17,389.50 = 3,383.08 : x
  2. Step 2: Convert to fraction form
    11,591.08/17,389.50 = 3,383.08/x
  3. Step 3: Cross multiply
    11,591.08x = 17,389.50 × 3,383.08
  4. Step 4: Simplify right side
    11,591.08x = 58,830,069.66
  5. Step 5: Solve for x
    x = 58,830,069.66/11,591.08
  6. Step 6: Final answer
    x = 5,075.46

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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.