Home / 2,434.57-3,654.99-2,090.12

Finding the Fourth Proportional to 2,434.57, 3,654.99 and 2,090.12

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Solution

The fourth proportional to 2,434.57, 3,654.99 and 2,090.12 is: 3,137.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,434.57 : 3,654.99 = 2,090.12 : x
  2. Step 2: Convert to fraction form
    2,434.57/3,654.99 = 2,090.12/x
  3. Step 3: Cross multiply
    2,434.57x = 3,654.99 × 2,090.12
  4. Step 4: Simplify right side
    2,434.57x = 7,639,349.42
  5. Step 5: Solve for x
    x = 7,639,349.42/2,434.57
  6. Step 6: Final answer
    x = 3,137.87

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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.