Home / 2,581.88-3,562.99-1,533.94

Finding the Fourth Proportional to 2,581.88, 3,562.99 and 1,533.94

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Solution

The fourth proportional to 2,581.88, 3,562.99 and 1,533.94 is: 2,116.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581.88 : 3,562.99 = 1,533.94 : x
  2. Step 2: Convert to fraction form
    2,581.88/3,562.99 = 1,533.94/x
  3. Step 3: Cross multiply
    2,581.88x = 3,562.99 × 1,533.94
  4. Step 4: Simplify right side
    2,581.88x = 5,465,400.14
  5. Step 5: Solve for x
    x = 5,465,400.14/2,581.88
  6. Step 6: Final answer
    x = 2,116.83

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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.