Home / 5,781.07-7,977.91-3,263.28

Finding the Fourth Proportional to 5,781.07, 7,977.91 and 3,263.28

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Solution

The fourth proportional to 5,781.07, 7,977.91 and 3,263.28 is: 4,503.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781.07 : 7,977.91 = 3,263.28 : x
  2. Step 2: Convert to fraction form
    5,781.07/7,977.91 = 3,263.28/x
  3. Step 3: Cross multiply
    5,781.07x = 7,977.91 × 3,263.28
  4. Step 4: Simplify right side
    5,781.07x = 26,034,145.99
  5. Step 5: Solve for x
    x = 26,034,145.99/5,781.07
  6. Step 6: Final answer
    x = 4,503.35

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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.