Home / 2,039.28-3,058.51-998.83

Finding the Fourth Proportional to 2,039.28, 3,058.51 and 998.83

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Solution

The fourth proportional to 2,039.28, 3,058.51 and 998.83 is: 1,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039.28 : 3,058.51 = 998.83 : x
  2. Step 2: Convert to fraction form
    2,039.28/3,058.51 = 998.83/x
  3. Step 3: Cross multiply
    2,039.28x = 3,058.51 × 998.83
  4. Step 4: Simplify right side
    2,039.28x = 3,054,934.74
  5. Step 5: Solve for x
    x = 3,054,934.74/2,039.28
  6. Step 6: Final answer
    x = 1,498.05

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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.