Home / 7,673.14-11,510.37-2,126.49

Finding the Fourth Proportional to 7,673.14, 11,510.37 and 2,126.49

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Solution

The fourth proportional to 7,673.14, 11,510.37 and 2,126.49 is: 3,189.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.14 : 11,510.37 = 2,126.49 : x
  2. Step 2: Convert to fraction form
    7,673.14/11,510.37 = 2,126.49/x
  3. Step 3: Cross multiply
    7,673.14x = 11,510.37 × 2,126.49
  4. Step 4: Simplify right side
    7,673.14x = 24,476,618.52
  5. Step 5: Solve for x
    x = 24,476,618.52/7,673.14
  6. Step 6: Final answer
    x = 3,189.91

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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.