Home / 10,883.60-16,324.79-4,310.45

Finding the Fourth Proportional to 10,883.60, 16,324.79 and 4,310.45

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Solution

The fourth proportional to 10,883.60, 16,324.79 and 4,310.45 is: 6,465.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883.60 : 16,324.79 = 4,310.45 : x
  2. Step 2: Convert to fraction form
    10,883.60/16,324.79 = 4,310.45/x
  3. Step 3: Cross multiply
    10,883.60x = 16,324.79 × 4,310.45
  4. Step 4: Simplify right side
    10,883.60x = 70,367,173.34
  5. Step 5: Solve for x
    x = 70,367,173.34/10,883.60
  6. Step 6: Final answer
    x = 6,465.43

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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.