Home / 3,526.35-5,289.59-1,677.09

Finding the Fourth Proportional to 3,526.35, 5,289.59 and 1,677.09

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Solution

The fourth proportional to 3,526.35, 5,289.59 and 1,677.09 is: 2,515.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.35 : 5,289.59 = 1,677.09 : x
  2. Step 2: Convert to fraction form
    3,526.35/5,289.59 = 1,677.09/x
  3. Step 3: Cross multiply
    3,526.35x = 5,289.59 × 1,677.09
  4. Step 4: Simplify right side
    3,526.35x = 8,871,133.09
  5. Step 5: Solve for x
    x = 8,871,133.09/3,526.35
  6. Step 6: Final answer
    x = 2,515.67

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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.