Home / 10,810.32-16,216.20-5,266.32

Finding the Fourth Proportional to 10,810.32, 16,216.20 and 5,266.32

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Solution

The fourth proportional to 10,810.32, 16,216.20 and 5,266.32 is: 7,899.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.32 : 16,216.20 = 5,266.32 : x
  2. Step 2: Convert to fraction form
    10,810.32/16,216.20 = 5,266.32/x
  3. Step 3: Cross multiply
    10,810.32x = 16,216.20 × 5,266.32
  4. Step 4: Simplify right side
    10,810.32x = 85,399,698.38
  5. Step 5: Solve for x
    x = 85,399,698.38/10,810.32
  6. Step 6: Final answer
    x = 7,899.83

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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.