Home / 10,951.90-16,423.80-3,556.60

Finding the Fourth Proportional to 10,951.90, 16,423.80 and 3,556.60

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Solution

The fourth proportional to 10,951.90, 16,423.80 and 3,556.60 is: 5,333.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951.90 : 16,423.80 = 3,556.60 : x
  2. Step 2: Convert to fraction form
    10,951.90/16,423.80 = 3,556.60/x
  3. Step 3: Cross multiply
    10,951.90x = 16,423.80 × 3,556.60
  4. Step 4: Simplify right side
    10,951.90x = 58,412,887.08
  5. Step 5: Solve for x
    x = 58,412,887.08/10,951.90
  6. Step 6: Final answer
    x = 5,333.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.