Home / 3,756.69-5,179.51-2,409.92

Finding the Fourth Proportional to 3,756.69, 5,179.51 and 2,409.92

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Solution

The fourth proportional to 3,756.69, 5,179.51 and 2,409.92 is: 3,322.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.69 : 5,179.51 = 2,409.92 : x
  2. Step 2: Convert to fraction form
    3,756.69/5,179.51 = 2,409.92/x
  3. Step 3: Cross multiply
    3,756.69x = 5,179.51 × 2,409.92
  4. Step 4: Simplify right side
    3,756.69x = 12,482,172.82
  5. Step 5: Solve for x
    x = 12,482,172.82/3,756.69
  6. Step 6: Final answer
    x = 3,322.65

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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.