Home / 1,880.34-2,593.99-1,217.41

Finding the Fourth Proportional to 1,880.34, 2,593.99 and 1,217.41

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Solution

The fourth proportional to 1,880.34, 2,593.99 and 1,217.41 is: 1,679.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880.34 : 2,593.99 = 1,217.41 : x
  2. Step 2: Convert to fraction form
    1,880.34/2,593.99 = 1,217.41/x
  3. Step 3: Cross multiply
    1,880.34x = 2,593.99 × 1,217.41
  4. Step 4: Simplify right side
    1,880.34x = 3,157,944.40
  5. Step 5: Solve for x
    x = 3,157,944.40/1,880.34
  6. Step 6: Final answer
    x = 1,679.46

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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.