Home / 10,722.32-16,077.96-6,341.12

Finding the Fourth Proportional to 10,722.32, 16,077.96 and 6,341.12

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Solution

The fourth proportional to 10,722.32, 16,077.96 and 6,341.12 is: 9,508.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722.32 : 16,077.96 = 6,341.12 : x
  2. Step 2: Convert to fraction form
    10,722.32/16,077.96 = 6,341.12/x
  3. Step 3: Cross multiply
    10,722.32x = 16,077.96 × 6,341.12
  4. Step 4: Simplify right side
    10,722.32x = 101,952,273.72
  5. Step 5: Solve for x
    x = 101,952,273.72/10,722.32
  6. Step 6: Final answer
    x = 9,508.42

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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.