Home / 2,068.99-2,851.87-1,620.04

Finding the Fourth Proportional to 2,068.99, 2,851.87 and 1,620.04

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Solution

The fourth proportional to 2,068.99, 2,851.87 and 1,620.04 is: 2,233.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.99 : 2,851.87 = 1,620.04 : x
  2. Step 2: Convert to fraction form
    2,068.99/2,851.87 = 1,620.04/x
  3. Step 3: Cross multiply
    2,068.99x = 2,851.87 × 1,620.04
  4. Step 4: Simplify right side
    2,068.99x = 4,620,143.47
  5. Step 5: Solve for x
    x = 4,620,143.47/2,068.99
  6. Step 6: Final answer
    x = 2,233.04

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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.