Home / 3,260.78-4,895.49-2,535.02

Finding the Fourth Proportional to 3,260.78, 4,895.49 and 2,535.02

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Solution

The fourth proportional to 3,260.78, 4,895.49 and 2,535.02 is: 3,805.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.78 : 4,895.49 = 2,535.02 : x
  2. Step 2: Convert to fraction form
    3,260.78/4,895.49 = 2,535.02/x
  3. Step 3: Cross multiply
    3,260.78x = 4,895.49 × 2,535.02
  4. Step 4: Simplify right side
    3,260.78x = 12,410,165.06
  5. Step 5: Solve for x
    x = 12,410,165.06/3,260.78
  6. Step 6: Final answer
    x = 3,805.89

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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.