Home / 2,563.09-3,842.31-1,246.12

Finding the Fourth Proportional to 2,563.09, 3,842.31 and 1,246.12

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Solution

The fourth proportional to 2,563.09, 3,842.31 and 1,246.12 is: 1,868.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563.09 : 3,842.31 = 1,246.12 : x
  2. Step 2: Convert to fraction form
    2,563.09/3,842.31 = 1,246.12/x
  3. Step 3: Cross multiply
    2,563.09x = 3,842.31 × 1,246.12
  4. Step 4: Simplify right side
    2,563.09x = 4,787,979.34
  5. Step 5: Solve for x
    x = 4,787,979.34/2,563.09
  6. Step 6: Final answer
    x = 1,868.05

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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.