Home / 2,519.68-3,477.90-1,471.99

Finding the Fourth Proportional to 2,519.68, 3,477.90 and 1,471.99

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Solution

The fourth proportional to 2,519.68, 3,477.90 and 1,471.99 is: 2,031.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.68 : 3,477.90 = 1,471.99 : x
  2. Step 2: Convert to fraction form
    2,519.68/3,477.90 = 1,471.99/x
  3. Step 3: Cross multiply
    2,519.68x = 3,477.90 × 1,471.99
  4. Step 4: Simplify right side
    2,519.68x = 5,119,434.02
  5. Step 5: Solve for x
    x = 5,119,434.02/2,519.68
  6. Step 6: Final answer
    x = 2,031.78

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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.