Home / 2,057.04-3,085.65-518.04

Finding the Fourth Proportional to 2,057.04, 3,085.65 and 518.04

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Solution

The fourth proportional to 2,057.04, 3,085.65 and 518.04 is: 777.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057.04 : 3,085.65 = 518.04 : x
  2. Step 2: Convert to fraction form
    2,057.04/3,085.65 = 518.04/x
  3. Step 3: Cross multiply
    2,057.04x = 3,085.65 × 518.04
  4. Step 4: Simplify right side
    2,057.04x = 1,598,490.13
  5. Step 5: Solve for x
    x = 1,598,490.13/2,057.04
  6. Step 6: Final answer
    x = 777.08

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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.