Home / 1,568.92-2,165.91-1,214.04

Finding the Fourth Proportional to 1,568.92, 2,165.91 and 1,214.04

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Solution

The fourth proportional to 1,568.92, 2,165.91 and 1,214.04 is: 1,675.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568.92 : 2,165.91 = 1,214.04 : x
  2. Step 2: Convert to fraction form
    1,568.92/2,165.91 = 1,214.04/x
  3. Step 3: Cross multiply
    1,568.92x = 2,165.91 × 1,214.04
  4. Step 4: Simplify right side
    1,568.92x = 2,629,501.38
  5. Step 5: Solve for x
    x = 2,629,501.38/1,568.92
  6. Step 6: Final answer
    x = 1,675.99

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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.