Home / 8,701.23-13,051.77-2,127.36

Finding the Fourth Proportional to 8,701.23, 13,051.77 and 2,127.36

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Solution

The fourth proportional to 8,701.23, 13,051.77 and 2,127.36 is: 3,191.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.23 : 13,051.77 = 2,127.36 : x
  2. Step 2: Convert to fraction form
    8,701.23/13,051.77 = 2,127.36/x
  3. Step 3: Cross multiply
    8,701.23x = 13,051.77 × 2,127.36
  4. Step 4: Simplify right side
    8,701.23x = 27,765,813.43
  5. Step 5: Solve for x
    x = 27,765,813.43/8,701.23
  6. Step 6: Final answer
    x = 3,191.02

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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.