Home / 1,816.08-2,508.48-1,579.56

Finding the Fourth Proportional to 1,816.08, 2,508.48 and 1,579.56

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Solution

The fourth proportional to 1,816.08, 2,508.48 and 1,579.56 is: 2,181.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.08 : 2,508.48 = 1,579.56 : x
  2. Step 2: Convert to fraction form
    1,816.08/2,508.48 = 1,579.56/x
  3. Step 3: Cross multiply
    1,816.08x = 2,508.48 × 1,579.56
  4. Step 4: Simplify right side
    1,816.08x = 3,962,294.67
  5. Step 5: Solve for x
    x = 3,962,294.67/1,816.08
  6. Step 6: Final answer
    x = 2,181.78

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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.