Home / 10,363.44-15,536.64-4,120.77

Finding the Fourth Proportional to 10,363.44, 15,536.64 and 4,120.77

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Solution

The fourth proportional to 10,363.44, 15,536.64 and 4,120.77 is: 6,177.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363.44 : 15,536.64 = 4,120.77 : x
  2. Step 2: Convert to fraction form
    10,363.44/15,536.64 = 4,120.77/x
  3. Step 3: Cross multiply
    10,363.44x = 15,536.64 × 4,120.77
  4. Step 4: Simplify right side
    10,363.44x = 64,022,920.01
  5. Step 5: Solve for x
    x = 64,022,920.01/10,363.44
  6. Step 6: Final answer
    x = 6,177.77

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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.