Home / 2,457.62-3,687.33-1,142.02

Finding the Fourth Proportional to 2,457.62, 3,687.33 and 1,142.02

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Solution

The fourth proportional to 2,457.62, 3,687.33 and 1,142.02 is: 1,713.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.62 : 3,687.33 = 1,142.02 : x
  2. Step 2: Convert to fraction form
    2,457.62/3,687.33 = 1,142.02/x
  3. Step 3: Cross multiply
    2,457.62x = 3,687.33 × 1,142.02
  4. Step 4: Simplify right side
    2,457.62x = 4,210,986.17
  5. Step 5: Solve for x
    x = 4,210,986.17/2,457.62
  6. Step 6: Final answer
    x = 1,713.44

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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.