Home / 4,579.41-6,318.90-2,690.85

Finding the Fourth Proportional to 4,579.41, 6,318.90 and 2,690.85

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Solution

The fourth proportional to 4,579.41, 6,318.90 and 2,690.85 is: 3,712.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.41 : 6,318.90 = 2,690.85 : x
  2. Step 2: Convert to fraction form
    4,579.41/6,318.90 = 2,690.85/x
  3. Step 3: Cross multiply
    4,579.41x = 6,318.90 × 2,690.85
  4. Step 4: Simplify right side
    4,579.41x = 17,003,212.07
  5. Step 5: Solve for x
    x = 17,003,212.07/4,579.41
  6. Step 6: Final answer
    x = 3,712.97

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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.