Home / 11,142.45-16,711.58-5,594.30

Finding the Fourth Proportional to 11,142.45, 16,711.58 and 5,594.30

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Solution

The fourth proportional to 11,142.45, 16,711.58 and 5,594.30 is: 8,390.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,142.45 : 16,711.58 = 5,594.30 : x
  2. Step 2: Convert to fraction form
    11,142.45/16,711.58 = 5,594.30/x
  3. Step 3: Cross multiply
    11,142.45x = 16,711.58 × 5,594.30
  4. Step 4: Simplify right side
    11,142.45x = 93,489,591.99
  5. Step 5: Solve for x
    x = 93,489,591.99/11,142.45
  6. Step 6: Final answer
    x = 8,390.40

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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.