Home / 5,707.08-7,876-3,317.04

Finding the Fourth Proportional to 5,707.08, 7,876 and 3,317.04

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Solution

The fourth proportional to 5,707.08, 7,876 and 3,317.04 is: 4,577.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707.08 : 7,876 = 3,317.04 : x
  2. Step 2: Convert to fraction form
    5,707.08/7,876 = 3,317.04/x
  3. Step 3: Cross multiply
    5,707.08x = 7,876 × 3,317.04
  4. Step 4: Simplify right side
    5,707.08x = 26,125,007.04
  5. Step 5: Solve for x
    x = 26,125,007.04/5,707.08
  6. Step 6: Final answer
    x = 4,577.65

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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.