Home / 1,712.08-2,362.92-1,013.68

Finding the Fourth Proportional to 1,712.08, 2,362.92 and 1,013.68

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Solution

The fourth proportional to 1,712.08, 2,362.92 and 1,013.68 is: 1,399.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.08 : 2,362.92 = 1,013.68 : x
  2. Step 2: Convert to fraction form
    1,712.08/2,362.92 = 1,013.68/x
  3. Step 3: Cross multiply
    1,712.08x = 2,362.92 × 1,013.68
  4. Step 4: Simplify right side
    1,712.08x = 2,395,244.75
  5. Step 5: Solve for x
    x = 2,395,244.75/1,712.08
  6. Step 6: Final answer
    x = 1,399.03

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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.