Home / 6,579.36-9,079.52-3,746.61

Finding the Fourth Proportional to 6,579.36, 9,079.52 and 3,746.61

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Solution

The fourth proportional to 6,579.36, 9,079.52 and 3,746.61 is: 5,170.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.36 : 9,079.52 = 3,746.61 : x
  2. Step 2: Convert to fraction form
    6,579.36/9,079.52 = 3,746.61/x
  3. Step 3: Cross multiply
    6,579.36x = 9,079.52 × 3,746.61
  4. Step 4: Simplify right side
    6,579.36x = 34,017,401.69
  5. Step 5: Solve for x
    x = 34,017,401.69/6,579.36
  6. Step 6: Final answer
    x = 5,170.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.