Home / 3,738.57-5,607.96-1,141.50

Finding the Fourth Proportional to 3,738.57, 5,607.96 and 1,141.50

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Solution

The fourth proportional to 3,738.57, 5,607.96 and 1,141.50 is: 1,712.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.57 : 5,607.96 = 1,141.50 : x
  2. Step 2: Convert to fraction form
    3,738.57/5,607.96 = 1,141.50/x
  3. Step 3: Cross multiply
    3,738.57x = 5,607.96 × 1,141.50
  4. Step 4: Simplify right side
    3,738.57x = 6,401,480.63
  5. Step 5: Solve for x
    x = 6,401,480.63/3,738.57
  6. Step 6: Final answer
    x = 1,712.28

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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.