Home / 7,727.94-11,587.73-2,461.50

Finding the Fourth Proportional to 7,727.94, 11,587.73 and 2,461.50

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Solution

The fourth proportional to 7,727.94, 11,587.73 and 2,461.50 is: 3,690.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.94 : 11,587.73 = 2,461.50 : x
  2. Step 2: Convert to fraction form
    7,727.94/11,587.73 = 2,461.50/x
  3. Step 3: Cross multiply
    7,727.94x = 11,587.73 × 2,461.50
  4. Step 4: Simplify right side
    7,727.94x = 28,523,185.09
  5. Step 5: Solve for x
    x = 28,523,185.09/7,727.94
  6. Step 6: Final answer
    x = 3,690.92

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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.