Home / 3,526.24-5,289.60-1,217.12

Finding the Fourth Proportional to 3,526.24, 5,289.60 and 1,217.12

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Solution

The fourth proportional to 3,526.24, 5,289.60 and 1,217.12 is: 1,825.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.24 : 5,289.60 = 1,217.12 : x
  2. Step 2: Convert to fraction form
    3,526.24/5,289.60 = 1,217.12/x
  3. Step 3: Cross multiply
    3,526.24x = 5,289.60 × 1,217.12
  4. Step 4: Simplify right side
    3,526.24x = 6,438,077.95
  5. Step 5: Solve for x
    x = 6,438,077.95/3,526.24
  6. Step 6: Final answer
    x = 1,825.76

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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.