Home / 3,506.55-5,262.80-1,659.03

Finding the Fourth Proportional to 3,506.55, 5,262.80 and 1,659.03

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Solution

The fourth proportional to 3,506.55, 5,262.80 and 1,659.03 is: 2,489.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.55 : 5,262.80 = 1,659.03 : x
  2. Step 2: Convert to fraction form
    3,506.55/5,262.80 = 1,659.03/x
  3. Step 3: Cross multiply
    3,506.55x = 5,262.80 × 1,659.03
  4. Step 4: Simplify right side
    3,506.55x = 8,731,134.79
  5. Step 5: Solve for x
    x = 8,731,134.79/3,506.55
  6. Step 6: Final answer
    x = 2,489.95

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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.