Home / 5,756.34-7,944.36-3,519.70

Finding the Fourth Proportional to 5,756.34, 7,944.36 and 3,519.70

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Solution

The fourth proportional to 5,756.34, 7,944.36 and 3,519.70 is: 4,857.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,756.34 : 7,944.36 = 3,519.70 : x
  2. Step 2: Convert to fraction form
    5,756.34/7,944.36 = 3,519.70/x
  3. Step 3: Cross multiply
    5,756.34x = 7,944.36 × 3,519.70
  4. Step 4: Simplify right side
    5,756.34x = 27,961,763.89
  5. Step 5: Solve for x
    x = 27,961,763.89/5,756.34
  6. Step 6: Final answer
    x = 4,857.56

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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.