Home / 2,551.96-3,825.88-1,457.09

Finding the Fourth Proportional to 2,551.96, 3,825.88 and 1,457.09

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Solution

The fourth proportional to 2,551.96, 3,825.88 and 1,457.09 is: 2,184.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.96 : 3,825.88 = 1,457.09 : x
  2. Step 2: Convert to fraction form
    2,551.96/3,825.88 = 1,457.09/x
  3. Step 3: Cross multiply
    2,551.96x = 3,825.88 × 1,457.09
  4. Step 4: Simplify right side
    2,551.96x = 5,574,651.26
  5. Step 5: Solve for x
    x = 5,574,651.26/2,551.96
  6. Step 6: Final answer
    x = 2,184.46

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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.