Home / 11,331.05-16,992.53-4,309.20

Finding the Fourth Proportional to 11,331.05, 16,992.53 and 4,309.20

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Solution

The fourth proportional to 11,331.05, 16,992.53 and 4,309.20 is: 6,462.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.05 : 16,992.53 = 4,309.20 : x
  2. Step 2: Convert to fraction form
    11,331.05/16,992.53 = 4,309.20/x
  3. Step 3: Cross multiply
    11,331.05x = 16,992.53 × 4,309.20
  4. Step 4: Simplify right side
    11,331.05x = 73,224,210.28
  5. Step 5: Solve for x
    x = 73,224,210.28/11,331.05
  6. Step 6: Final answer
    x = 6,462.26

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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.