Home / 6,579.60-9,079.86-3,746.85

Finding the Fourth Proportional to 6,579.60, 9,079.86 and 3,746.85

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Solution

The fourth proportional to 6,579.60, 9,079.86 and 3,746.85 is: 5,170.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.60 : 9,079.86 = 3,746.85 : x
  2. Step 2: Convert to fraction form
    6,579.60/9,079.86 = 3,746.85/x
  3. Step 3: Cross multiply
    6,579.60x = 9,079.86 × 3,746.85
  4. Step 4: Simplify right side
    6,579.60x = 34,020,873.44
  5. Step 5: Solve for x
    x = 34,020,873.44/6,579.60
  6. Step 6: Final answer
    x = 5,170.66

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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.