Home / 1,768.10-2,651.10-1,036.13

Finding the Fourth Proportional to 1,768.10, 2,651.10 and 1,036.13

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Solution

The fourth proportional to 1,768.10, 2,651.10 and 1,036.13 is: 1,553.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768.10 : 2,651.10 = 1,036.13 : x
  2. Step 2: Convert to fraction form
    1,768.10/2,651.10 = 1,036.13/x
  3. Step 3: Cross multiply
    1,768.10x = 2,651.10 × 1,036.13
  4. Step 4: Simplify right side
    1,768.10x = 2,746,867.10
  5. Step 5: Solve for x
    x = 2,746,867.10/1,768.10
  6. Step 6: Final answer
    x = 1,553.57

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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.