Home / 11,250.35-15,525.56-6,777.05

Finding the Fourth Proportional to 11,250.35, 15,525.56 and 6,777.05

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Solution

The fourth proportional to 11,250.35, 15,525.56 and 6,777.05 is: 9,352.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.35 : 15,525.56 = 6,777.05 : x
  2. Step 2: Convert to fraction form
    11,250.35/15,525.56 = 6,777.05/x
  3. Step 3: Cross multiply
    11,250.35x = 15,525.56 × 6,777.05
  4. Step 4: Simplify right side
    11,250.35x = 105,217,384.88
  5. Step 5: Solve for x
    x = 105,217,384.88/11,250.35
  6. Step 6: Final answer
    x = 9,352.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.