Home / 3,554.90-5,334.21-2,521.56

Finding the Fourth Proportional to 3,554.90, 5,334.21 and 2,521.56

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Solution

The fourth proportional to 3,554.90, 5,334.21 and 2,521.56 is: 3,783.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.90 : 5,334.21 = 2,521.56 : x
  2. Step 2: Convert to fraction form
    3,554.90/5,334.21 = 2,521.56/x
  3. Step 3: Cross multiply
    3,554.90x = 5,334.21 × 2,521.56
  4. Step 4: Simplify right side
    3,554.90x = 13,450,530.57
  5. Step 5: Solve for x
    x = 13,450,530.57/3,554.90
  6. Step 6: Final answer
    x = 3,783.66

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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.