Home / 1,924.11-2,885.13-998.73

Finding the Fourth Proportional to 1,924.11, 2,885.13 and 998.73

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Solution

The fourth proportional to 1,924.11, 2,885.13 and 998.73 is: 1,497.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.11 : 2,885.13 = 998.73 : x
  2. Step 2: Convert to fraction form
    1,924.11/2,885.13 = 998.73/x
  3. Step 3: Cross multiply
    1,924.11x = 2,885.13 × 998.73
  4. Step 4: Simplify right side
    1,924.11x = 2,881,465.88
  5. Step 5: Solve for x
    x = 2,881,465.88/1,924.11
  6. Step 6: Final answer
    x = 1,497.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.