Home / 2,748.12-3,790.80-2,562.36

Finding the Fourth Proportional to 2,748.12, 3,790.80 and 2,562.36

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Solution

The fourth proportional to 2,748.12, 3,790.80 and 2,562.36 is: 3,534.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.12 : 3,790.80 = 2,562.36 : x
  2. Step 2: Convert to fraction form
    2,748.12/3,790.80 = 2,562.36/x
  3. Step 3: Cross multiply
    2,748.12x = 3,790.80 × 2,562.36
  4. Step 4: Simplify right side
    2,748.12x = 9,713,394.29
  5. Step 5: Solve for x
    x = 9,713,394.29/2,748.12
  6. Step 6: Final answer
    x = 3,534.56

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1.5x scale

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.