Home / 5,370.76-7,409.35-3,694.36

Finding the Fourth Proportional to 5,370.76, 7,409.35 and 3,694.36

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Solution

The fourth proportional to 5,370.76, 7,409.35 and 3,694.36 is: 5,096.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.76 : 7,409.35 = 3,694.36 : x
  2. Step 2: Convert to fraction form
    5,370.76/7,409.35 = 3,694.36/x
  3. Step 3: Cross multiply
    5,370.76x = 7,409.35 × 3,694.36
  4. Step 4: Simplify right side
    5,370.76x = 27,372,806.27
  5. Step 5: Solve for x
    x = 27,372,806.27/5,370.76
  6. Step 6: Final answer
    x = 5,096.64

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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.