Home / 7,621.27-11,433.27-2,693.77

Finding the Fourth Proportional to 7,621.27, 11,433.27 and 2,693.77

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Solution

The fourth proportional to 7,621.27, 11,433.27 and 2,693.77 is: 4,041.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621.27 : 11,433.27 = 2,693.77 : x
  2. Step 2: Convert to fraction form
    7,621.27/11,433.27 = 2,693.77/x
  3. Step 3: Cross multiply
    7,621.27x = 11,433.27 × 2,693.77
  4. Step 4: Simplify right side
    7,621.27x = 30,798,599.73
  5. Step 5: Solve for x
    x = 30,798,599.73/7,621.27
  6. Step 6: Final answer
    x = 4,041.14

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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.