Home / 8,701.29-13,051.93-2,127.39

Finding the Fourth Proportional to 8,701.29, 13,051.93 and 2,127.39

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Solution

The fourth proportional to 8,701.29, 13,051.93 and 2,127.39 is: 3,191.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.29 : 13,051.93 = 2,127.39 : x
  2. Step 2: Convert to fraction form
    8,701.29/13,051.93 = 2,127.39/x
  3. Step 3: Cross multiply
    8,701.29x = 13,051.93 × 2,127.39
  4. Step 4: Simplify right side
    8,701.29x = 27,766,545.36
  5. Step 5: Solve for x
    x = 27,766,545.36/8,701.29
  6. Step 6: Final answer
    x = 3,191.08

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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.