Home / 3,571.74-5,355.01-1,492.34

Finding the Fourth Proportional to 3,571.74, 5,355.01 and 1,492.34

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Solution

The fourth proportional to 3,571.74, 5,355.01 and 1,492.34 is: 2,237.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.74 : 5,355.01 = 1,492.34 : x
  2. Step 2: Convert to fraction form
    3,571.74/5,355.01 = 1,492.34/x
  3. Step 3: Cross multiply
    3,571.74x = 5,355.01 × 1,492.34
  4. Step 4: Simplify right side
    3,571.74x = 7,991,493.21
  5. Step 5: Solve for x
    x = 7,991,493.21/3,571.74
  6. Step 6: Final answer
    x = 2,237.42

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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.