Home / 2,558.41-3,837.61-1,020.49

Finding the Fourth Proportional to 2,558.41, 3,837.61 and 1,020.49

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Solution

The fourth proportional to 2,558.41, 3,837.61 and 1,020.49 is: 1,530.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.41 : 3,837.61 = 1,020.49 : x
  2. Step 2: Convert to fraction form
    2,558.41/3,837.61 = 1,020.49/x
  3. Step 3: Cross multiply
    2,558.41x = 3,837.61 × 1,020.49
  4. Step 4: Simplify right side
    2,558.41x = 3,916,235.59
  5. Step 5: Solve for x
    x = 3,916,235.59/2,558.41
  6. Step 6: Final answer
    x = 1,530.73

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Double scale
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Similar ratio
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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.