Home / 10,516.78-14,514.83-6,325.03

Finding the Fourth Proportional to 10,516.78, 14,514.83 and 6,325.03

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Solution

The fourth proportional to 10,516.78, 14,514.83 and 6,325.03 is: 8,729.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516.78 : 14,514.83 = 6,325.03 : x
  2. Step 2: Convert to fraction form
    10,516.78/14,514.83 = 6,325.03/x
  3. Step 3: Cross multiply
    10,516.78x = 14,514.83 × 6,325.03
  4. Step 4: Simplify right side
    10,516.78x = 91,806,735.19
  5. Step 5: Solve for x
    x = 91,806,735.19/10,516.78
  6. Step 6: Final answer
    x = 8,729.55

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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.