Home / 7,383.56-11,075.34-2,999.99

Finding the Fourth Proportional to 7,383.56, 11,075.34 and 2,999.99

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Solution

The fourth proportional to 7,383.56, 11,075.34 and 2,999.99 is: 4,499.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.56 : 11,075.34 = 2,999.99 : x
  2. Step 2: Convert to fraction form
    7,383.56/11,075.34 = 2,999.99/x
  3. Step 3: Cross multiply
    7,383.56x = 11,075.34 × 2,999.99
  4. Step 4: Simplify right side
    7,383.56x = 33,225,909.25
  5. Step 5: Solve for x
    x = 33,225,909.25/7,383.56
  6. Step 6: Final answer
    x = 4,499.99

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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.