Home / 2,457.09-3,687.41-1,842.45

Finding the Fourth Proportional to 2,457.09, 3,687.41 and 1,842.45

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Solution

The fourth proportional to 2,457.09, 3,687.41 and 1,842.45 is: 2,765.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.09 : 3,687.41 = 1,842.45 : x
  2. Step 2: Convert to fraction form
    2,457.09/3,687.41 = 1,842.45/x
  3. Step 3: Cross multiply
    2,457.09x = 3,687.41 × 1,842.45
  4. Step 4: Simplify right side
    2,457.09x = 6,793,850.12
  5. Step 5: Solve for x
    x = 6,793,850.12/2,457.09
  6. Step 6: Final answer
    x = 2,765.00

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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.