Home / 7,115.37-10,674.21-2,673.38

Finding the Fourth Proportional to 7,115.37, 10,674.21 and 2,673.38

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Solution

The fourth proportional to 7,115.37, 10,674.21 and 2,673.38 is: 4,010.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115.37 : 10,674.21 = 2,673.38 : x
  2. Step 2: Convert to fraction form
    7,115.37/10,674.21 = 2,673.38/x
  3. Step 3: Cross multiply
    7,115.37x = 10,674.21 × 2,673.38
  4. Step 4: Simplify right side
    7,115.37x = 28,536,219.53
  5. Step 5: Solve for x
    x = 28,536,219.53/7,115.37
  6. Step 6: Final answer
    x = 4,010.50

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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.