Home / 3,736.68-5,154.84-2,409.72

Finding the Fourth Proportional to 3,736.68, 5,154.84 and 2,409.72

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Solution

The fourth proportional to 3,736.68, 5,154.84 and 2,409.72 is: 3,324.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736.68 : 5,154.84 = 2,409.72 : x
  2. Step 2: Convert to fraction form
    3,736.68/5,154.84 = 2,409.72/x
  3. Step 3: Cross multiply
    3,736.68x = 5,154.84 × 2,409.72
  4. Step 4: Simplify right side
    3,736.68x = 12,421,721.04
  5. Step 5: Solve for x
    x = 12,421,721.04/3,736.68
  6. Step 6: Final answer
    x = 3,324.27

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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.