Home / 3,527.06-5,289.42-1,186.43

Finding the Fourth Proportional to 3,527.06, 5,289.42 and 1,186.43

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Solution

The fourth proportional to 3,527.06, 5,289.42 and 1,186.43 is: 1,779.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.06 : 5,289.42 = 1,186.43 : x
  2. Step 2: Convert to fraction form
    3,527.06/5,289.42 = 1,186.43/x
  3. Step 3: Cross multiply
    3,527.06x = 5,289.42 × 1,186.43
  4. Step 4: Simplify right side
    3,527.06x = 6,275,500.12
  5. Step 5: Solve for x
    x = 6,275,500.12/3,527.06
  6. Step 6: Final answer
    x = 1,779.25

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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.