Home / 7,288.70-10,930.36-2,607.44

Finding the Fourth Proportional to 7,288.70, 10,930.36 and 2,607.44

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Solution

The fourth proportional to 7,288.70, 10,930.36 and 2,607.44 is: 3,910.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.70 : 10,930.36 = 2,607.44 : x
  2. Step 2: Convert to fraction form
    7,288.70/10,930.36 = 2,607.44/x
  3. Step 3: Cross multiply
    7,288.70x = 10,930.36 × 2,607.44
  4. Step 4: Simplify right side
    7,288.70x = 28,500,190.19
  5. Step 5: Solve for x
    x = 28,500,190.19/7,288.70
  6. Step 6: Final answer
    x = 3,910.19

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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.