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Finding the Fourth Proportional to 2,508.43, 3,459.53 and 1,880.43

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Solution

The fourth proportional to 2,508.43, 3,459.53 and 1,880.43 is: 2,593.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.43 : 3,459.53 = 1,880.43 : x
  2. Step 2: Convert to fraction form
    2,508.43/3,459.53 = 1,880.43/x
  3. Step 3: Cross multiply
    2,508.43x = 3,459.53 × 1,880.43
  4. Step 4: Simplify right side
    2,508.43x = 6,505,404.00
  5. Step 5: Solve for x
    x = 6,505,404.00/2,508.43
  6. Step 6: Final answer
    x = 2,593.42

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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.