Home / 5,635.28-8,452.71-1,739.68

Finding the Fourth Proportional to 5,635.28, 8,452.71 and 1,739.68

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Solution

The fourth proportional to 5,635.28, 8,452.71 and 1,739.68 is: 2,609.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.28 : 8,452.71 = 1,739.68 : x
  2. Step 2: Convert to fraction form
    5,635.28/8,452.71 = 1,739.68/x
  3. Step 3: Cross multiply
    5,635.28x = 8,452.71 × 1,739.68
  4. Step 4: Simplify right side
    5,635.28x = 14,705,021.10
  5. Step 5: Solve for x
    x = 14,705,021.10/5,635.28
  6. Step 6: Final answer
    x = 2,609.46

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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.