Home / 10,783.01-16,176.80-3,388.22

Finding the Fourth Proportional to 10,783.01, 16,176.80 and 3,388.22

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Solution

The fourth proportional to 10,783.01, 16,176.80 and 3,388.22 is: 5,083.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783.01 : 16,176.80 = 3,388.22 : x
  2. Step 2: Convert to fraction form
    10,783.01/16,176.80 = 3,388.22/x
  3. Step 3: Cross multiply
    10,783.01x = 16,176.80 × 3,388.22
  4. Step 4: Simplify right side
    10,783.01x = 54,810,557.30
  5. Step 5: Solve for x
    x = 54,810,557.30/10,783.01
  6. Step 6: Final answer
    x = 5,083.05

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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.