Home / 2,624.03-3,930.39-1,235.28

Finding the Fourth Proportional to 2,624.03, 3,930.39 and 1,235.28

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Solution

The fourth proportional to 2,624.03, 3,930.39 and 1,235.28 is: 1,850.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.03 : 3,930.39 = 1,235.28 : x
  2. Step 2: Convert to fraction form
    2,624.03/3,930.39 = 1,235.28/x
  3. Step 3: Cross multiply
    2,624.03x = 3,930.39 × 1,235.28
  4. Step 4: Simplify right side
    2,624.03x = 4,855,146.90
  5. Step 5: Solve for x
    x = 4,855,146.90/2,624.03
  6. Step 6: Final answer
    x = 1,850.26

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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.