Home / 3,257.79-4,495.97-1,840.99

Finding the Fourth Proportional to 3,257.79, 4,495.97 and 1,840.99

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Solution

The fourth proportional to 3,257.79, 4,495.97 and 1,840.99 is: 2,540.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.79 : 4,495.97 = 1,840.99 : x
  2. Step 2: Convert to fraction form
    3,257.79/4,495.97 = 1,840.99/x
  3. Step 3: Cross multiply
    3,257.79x = 4,495.97 × 1,840.99
  4. Step 4: Simplify right side
    3,257.79x = 8,277,029.17
  5. Step 5: Solve for x
    x = 8,277,029.17/3,257.79
  6. Step 6: Final answer
    x = 2,540.69

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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.