Home / 2,725.84-3,757.88-1,840.24

Finding the Fourth Proportional to 2,725.84, 3,757.88 and 1,840.24

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Solution

The fourth proportional to 2,725.84, 3,757.88 and 1,840.24 is: 2,536.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.84 : 3,757.88 = 1,840.24 : x
  2. Step 2: Convert to fraction form
    2,725.84/3,757.88 = 1,840.24/x
  3. Step 3: Cross multiply
    2,725.84x = 3,757.88 × 1,840.24
  4. Step 4: Simplify right side
    2,725.84x = 6,915,401.09
  5. Step 5: Solve for x
    x = 6,915,401.09/2,725.84
  6. Step 6: Final answer
    x = 2,536.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.