Home / 3,694.69-5,090.95-2,513.71

Finding the Fourth Proportional to 3,694.69, 5,090.95 and 2,513.71

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Solution

The fourth proportional to 3,694.69, 5,090.95 and 2,513.71 is: 3,463.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694.69 : 5,090.95 = 2,513.71 : x
  2. Step 2: Convert to fraction form
    3,694.69/5,090.95 = 2,513.71/x
  3. Step 3: Cross multiply
    3,694.69x = 5,090.95 × 2,513.71
  4. Step 4: Simplify right side
    3,694.69x = 12,797,171.92
  5. Step 5: Solve for x
    x = 12,797,171.92/3,694.69
  6. Step 6: Final answer
    x = 3,463.67

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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.