Home / 7,436.75-11,156.94-2,507.49

Finding the Fourth Proportional to 7,436.75, 11,156.94 and 2,507.49

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Solution

The fourth proportional to 7,436.75, 11,156.94 and 2,507.49 is: 3,761.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436.75 : 11,156.94 = 2,507.49 : x
  2. Step 2: Convert to fraction form
    7,436.75/11,156.94 = 2,507.49/x
  3. Step 3: Cross multiply
    7,436.75x = 11,156.94 × 2,507.49
  4. Step 4: Simplify right side
    7,436.75x = 27,975,915.48
  5. Step 5: Solve for x
    x = 27,975,915.48/7,436.75
  6. Step 6: Final answer
    x = 3,761.85

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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.