Home / 11,988.46-16,544.08-6,683.16

Finding the Fourth Proportional to 11,988.46, 16,544.08 and 6,683.16

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Solution

The fourth proportional to 11,988.46, 16,544.08 and 6,683.16 is: 9,222.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,988.46 : 16,544.08 = 6,683.16 : x
  2. Step 2: Convert to fraction form
    11,988.46/16,544.08 = 6,683.16/x
  3. Step 3: Cross multiply
    11,988.46x = 16,544.08 × 6,683.16
  4. Step 4: Simplify right side
    11,988.46x = 110,566,733.69
  5. Step 5: Solve for x
    x = 110,566,733.69/11,988.46
  6. Step 6: Final answer
    x = 9,222.76

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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.