Home / 5,351.63-8,022.11-2,577.51

Finding the Fourth Proportional to 5,351.63, 8,022.11 and 2,577.51

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Solution

The fourth proportional to 5,351.63, 8,022.11 and 2,577.51 is: 3,863.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.63 : 8,022.11 = 2,577.51 : x
  2. Step 2: Convert to fraction form
    5,351.63/8,022.11 = 2,577.51/x
  3. Step 3: Cross multiply
    5,351.63x = 8,022.11 × 2,577.51
  4. Step 4: Simplify right side
    5,351.63x = 20,677,055.86
  5. Step 5: Solve for x
    x = 20,677,055.86/5,351.63
  6. Step 6: Final answer
    x = 3,863.70

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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.