Home / 8,126.37-12,189.98-2,283.43

Finding the Fourth Proportional to 8,126.37, 12,189.98 and 2,283.43

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Solution

The fourth proportional to 8,126.37, 12,189.98 and 2,283.43 is: 3,425.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126.37 : 12,189.98 = 2,283.43 : x
  2. Step 2: Convert to fraction form
    8,126.37/12,189.98 = 2,283.43/x
  3. Step 3: Cross multiply
    8,126.37x = 12,189.98 × 2,283.43
  4. Step 4: Simplify right side
    8,126.37x = 27,834,966.03
  5. Step 5: Solve for x
    x = 27,834,966.03/8,126.37
  6. Step 6: Final answer
    x = 3,425.26

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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.