Home / 4,385.94-6,579.39-1,613.94

Finding the Fourth Proportional to 4,385.94, 6,579.39 and 1,613.94

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Solution

The fourth proportional to 4,385.94, 6,579.39 and 1,613.94 is: 2,421.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.94 : 6,579.39 = 1,613.94 : x
  2. Step 2: Convert to fraction form
    4,385.94/6,579.39 = 1,613.94/x
  3. Step 3: Cross multiply
    4,385.94x = 6,579.39 × 1,613.94
  4. Step 4: Simplify right side
    4,385.94x = 10,618,740.70
  5. Step 5: Solve for x
    x = 10,618,740.70/4,385.94
  6. Step 6: Final answer
    x = 2,421.09

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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.