Home / 2,563.95-3,540.14-1,570.58

Finding the Fourth Proportional to 2,563.95, 3,540.14 and 1,570.58

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Solution

The fourth proportional to 2,563.95, 3,540.14 and 1,570.58 is: 2,168.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563.95 : 3,540.14 = 1,570.58 : x
  2. Step 2: Convert to fraction form
    2,563.95/3,540.14 = 1,570.58/x
  3. Step 3: Cross multiply
    2,563.95x = 3,540.14 × 1,570.58
  4. Step 4: Simplify right side
    2,563.95x = 5,560,073.08
  5. Step 5: Solve for x
    x = 5,560,073.08/2,563.95
  6. Step 6: Final answer
    x = 2,168.56

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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.