Home / 11,621.46-16,035.63-6,516.84

Finding the Fourth Proportional to 11,621.46, 16,035.63 and 6,516.84

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Solution

The fourth proportional to 11,621.46, 16,035.63 and 6,516.84 is: 8,992.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.46 : 16,035.63 = 6,516.84 : x
  2. Step 2: Convert to fraction form
    11,621.46/16,035.63 = 6,516.84/x
  3. Step 3: Cross multiply
    11,621.46x = 16,035.63 × 6,516.84
  4. Step 4: Simplify right side
    11,621.46x = 104,501,635.01
  5. Step 5: Solve for x
    x = 104,501,635.01/11,621.46
  6. Step 6: Final answer
    x = 8,992.13

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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.