Home / 10,940.60-16,410.18-3,150.20

Finding the Fourth Proportional to 10,940.60, 16,410.18 and 3,150.20

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Solution

The fourth proportional to 10,940.60, 16,410.18 and 3,150.20 is: 4,725.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940.60 : 16,410.18 = 3,150.20 : x
  2. Step 2: Convert to fraction form
    10,940.60/16,410.18 = 3,150.20/x
  3. Step 3: Cross multiply
    10,940.60x = 16,410.18 × 3,150.20
  4. Step 4: Simplify right side
    10,940.60x = 51,695,349.04
  5. Step 5: Solve for x
    x = 51,695,349.04/10,940.60
  6. Step 6: Final answer
    x = 4,725.09

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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.