Home / 11,552.85-15,942.93-6,247.66

Finding the Fourth Proportional to 11,552.85, 15,942.93 and 6,247.66

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Solution

The fourth proportional to 11,552.85, 15,942.93 and 6,247.66 is: 8,621.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.85 : 15,942.93 = 6,247.66 : x
  2. Step 2: Convert to fraction form
    11,552.85/15,942.93 = 6,247.66/x
  3. Step 3: Cross multiply
    11,552.85x = 15,942.93 × 6,247.66
  4. Step 4: Simplify right side
    11,552.85x = 99,606,006.04
  5. Step 5: Solve for x
    x = 99,606,006.04/11,552.85
  6. Step 6: Final answer
    x = 8,621.77

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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.