Home / 11,557.89-15,949.85-6,252.66

Finding the Fourth Proportional to 11,557.89, 15,949.85 and 6,252.66

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Solution

The fourth proportional to 11,557.89, 15,949.85 and 6,252.66 is: 8,628.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557.89 : 15,949.85 = 6,252.66 : x
  2. Step 2: Convert to fraction form
    11,557.89/15,949.85 = 6,252.66/x
  3. Step 3: Cross multiply
    11,557.89x = 15,949.85 × 6,252.66
  4. Step 4: Simplify right side
    11,557.89x = 99,728,957.84
  5. Step 5: Solve for x
    x = 99,728,957.84/11,557.89
  6. Step 6: Final answer
    x = 8,628.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.