Home / 7,626.03-11,439.45-2,431.50

Finding the Fourth Proportional to 7,626.03, 11,439.45 and 2,431.50

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Solution

The fourth proportional to 7,626.03, 11,439.45 and 2,431.50 is: 3,647.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.03 : 11,439.45 = 2,431.50 : x
  2. Step 2: Convert to fraction form
    7,626.03/11,439.45 = 2,431.50/x
  3. Step 3: Cross multiply
    7,626.03x = 11,439.45 × 2,431.50
  4. Step 4: Simplify right side
    7,626.03x = 27,815,022.68
  5. Step 5: Solve for x
    x = 27,815,022.68/7,626.03
  6. Step 6: Final answer
    x = 3,647.38

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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.