Home / 10,151.22-15,216.50-6,864.66

Finding the Fourth Proportional to 10,151.22, 15,216.50 and 6,864.66

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Solution

The fourth proportional to 10,151.22, 15,216.50 and 6,864.66 is: 10,290.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,151.22 : 15,216.50 = 6,864.66 : x
  2. Step 2: Convert to fraction form
    10,151.22/15,216.50 = 6,864.66/x
  3. Step 3: Cross multiply
    10,151.22x = 15,216.50 × 6,864.66
  4. Step 4: Simplify right side
    10,151.22x = 104,456,098.89
  5. Step 5: Solve for x
    x = 104,456,098.89/10,151.22
  6. Step 6: Final answer
    x = 10,290.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.