Home / 6,079.72-9,119.66-1,637.64

Finding the Fourth Proportional to 6,079.72, 9,119.66 and 1,637.64

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Solution

The fourth proportional to 6,079.72, 9,119.66 and 1,637.64 is: 2,456.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.72 : 9,119.66 = 1,637.64 : x
  2. Step 2: Convert to fraction form
    6,079.72/9,119.66 = 1,637.64/x
  3. Step 3: Cross multiply
    6,079.72x = 9,119.66 × 1,637.64
  4. Step 4: Simplify right side
    6,079.72x = 14,934,720.00
  5. Step 5: Solve for x
    x = 14,934,720.00/6,079.72
  6. Step 6: Final answer
    x = 2,456.48

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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.