Home / 10,793.55-16,179.40-5,242.22

Finding the Fourth Proportional to 10,793.55, 16,179.40 and 5,242.22

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Solution

The fourth proportional to 10,793.55, 16,179.40 and 5,242.22 is: 7,858.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,793.55 : 16,179.40 = 5,242.22 : x
  2. Step 2: Convert to fraction form
    10,793.55/16,179.40 = 5,242.22/x
  3. Step 3: Cross multiply
    10,793.55x = 16,179.40 × 5,242.22
  4. Step 4: Simplify right side
    10,793.55x = 84,815,931.11
  5. Step 5: Solve for x
    x = 84,815,931.11/10,793.55
  6. Step 6: Final answer
    x = 7,858.02

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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.