Home / 6,104.36-9,155.34-1,720.68

Finding the Fourth Proportional to 6,104.36, 9,155.34 and 1,720.68

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Solution

The fourth proportional to 6,104.36, 9,155.34 and 1,720.68 is: 2,580.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,104.36 : 9,155.34 = 1,720.68 : x
  2. Step 2: Convert to fraction form
    6,104.36/9,155.34 = 1,720.68/x
  3. Step 3: Cross multiply
    6,104.36x = 9,155.34 × 1,720.68
  4. Step 4: Simplify right side
    6,104.36x = 15,753,410.43
  5. Step 5: Solve for x
    x = 15,753,410.43/6,104.36
  6. Step 6: Final answer
    x = 2,580.68

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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.