Home / 11,069.70-16,615.35-5,529.30

Finding the Fourth Proportional to 11,069.70, 16,615.35 and 5,529.30

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Solution

The fourth proportional to 11,069.70, 16,615.35 and 5,529.30 is: 8,299.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,069.70 : 16,615.35 = 5,529.30 : x
  2. Step 2: Convert to fraction form
    11,069.70/16,615.35 = 5,529.30/x
  3. Step 3: Cross multiply
    11,069.70x = 16,615.35 × 5,529.30
  4. Step 4: Simplify right side
    11,069.70x = 91,871,254.76
  5. Step 5: Solve for x
    x = 91,871,254.76/11,069.70
  6. Step 6: Final answer
    x = 8,299.34

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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.