Home / 2,493.18-3,440.16-1,498.68

Finding the Fourth Proportional to 2,493.18, 3,440.16 and 1,498.68

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Solution

The fourth proportional to 2,493.18, 3,440.16 and 1,498.68 is: 2,067.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493.18 : 3,440.16 = 1,498.68 : x
  2. Step 2: Convert to fraction form
    2,493.18/3,440.16 = 1,498.68/x
  3. Step 3: Cross multiply
    2,493.18x = 3,440.16 × 1,498.68
  4. Step 4: Simplify right side
    2,493.18x = 5,155,698.99
  5. Step 5: Solve for x
    x = 5,155,698.99/2,493.18
  6. Step 6: Final answer
    x = 2,067.92

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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.