Home / 2,519.99-3,477.61-1,400.97

Finding the Fourth Proportional to 2,519.99, 3,477.61 and 1,400.97

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Solution

The fourth proportional to 2,519.99, 3,477.61 and 1,400.97 is: 1,933.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.99 : 3,477.61 = 1,400.97 : x
  2. Step 2: Convert to fraction form
    2,519.99/3,477.61 = 1,400.97/x
  3. Step 3: Cross multiply
    2,519.99x = 3,477.61 × 1,400.97
  4. Step 4: Simplify right side
    2,519.99x = 4,872,023.78
  5. Step 5: Solve for x
    x = 4,872,023.78/2,519.99
  6. Step 6: Final answer
    x = 1,933.35

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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.