Home / 4,885.43-7,317.77-2,255.09

Finding the Fourth Proportional to 4,885.43, 7,317.77 and 2,255.09

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Solution

The fourth proportional to 4,885.43, 7,317.77 and 2,255.09 is: 3,377.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.43 : 7,317.77 = 2,255.09 : x
  2. Step 2: Convert to fraction form
    4,885.43/7,317.77 = 2,255.09/x
  3. Step 3: Cross multiply
    4,885.43x = 7,317.77 × 2,255.09
  4. Step 4: Simplify right side
    4,885.43x = 16,502,182.09
  5. Step 5: Solve for x
    x = 16,502,182.09/4,885.43
  6. Step 6: Final answer
    x = 3,377.84

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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.