Home / 11,552.09-15,941.80-6,516.35

Finding the Fourth Proportional to 11,552.09, 15,941.80 and 6,516.35

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Solution

The fourth proportional to 11,552.09, 15,941.80 and 6,516.35 is: 8,992.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.09 : 15,941.80 = 6,516.35 : x
  2. Step 2: Convert to fraction form
    11,552.09/15,941.80 = 6,516.35/x
  3. Step 3: Cross multiply
    11,552.09x = 15,941.80 × 6,516.35
  4. Step 4: Simplify right side
    11,552.09x = 103,882,348.43
  5. Step 5: Solve for x
    x = 103,882,348.43/11,552.09
  6. Step 6: Final answer
    x = 8,992.52

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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.