Home / 3,803.93-5,249.36-2,125.36

Finding the Fourth Proportional to 3,803.93, 5,249.36 and 2,125.36

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Solution

The fourth proportional to 3,803.93, 5,249.36 and 2,125.36 is: 2,932.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.93 : 5,249.36 = 2,125.36 : x
  2. Step 2: Convert to fraction form
    3,803.93/5,249.36 = 2,125.36/x
  3. Step 3: Cross multiply
    3,803.93x = 5,249.36 × 2,125.36
  4. Step 4: Simplify right side
    3,803.93x = 11,156,779.77
  5. Step 5: Solve for x
    x = 11,156,779.77/3,803.93
  6. Step 6: Final answer
    x = 2,932.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.