Home / 11,224.02-16,836.18-5,379.33

Finding the Fourth Proportional to 11,224.02, 16,836.18 and 5,379.33

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Solution

The fourth proportional to 11,224.02, 16,836.18 and 5,379.33 is: 8,069.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.02 : 16,836.18 = 5,379.33 : x
  2. Step 2: Convert to fraction form
    11,224.02/16,836.18 = 5,379.33/x
  3. Step 3: Cross multiply
    11,224.02x = 16,836.18 × 5,379.33
  4. Step 4: Simplify right side
    11,224.02x = 90,567,368.16
  5. Step 5: Solve for x
    x = 90,567,368.16/11,224.02
  6. Step 6: Final answer
    x = 8,069.07

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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.