Home / 11,203.20-16,790.40-4,633.92

Finding the Fourth Proportional to 11,203.20, 16,790.40 and 4,633.92

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Solution

The fourth proportional to 11,203.20, 16,790.40 and 4,633.92 is: 6,944.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.20 : 16,790.40 = 4,633.92 : x
  2. Step 2: Convert to fraction form
    11,203.20/16,790.40 = 4,633.92/x
  3. Step 3: Cross multiply
    11,203.20x = 16,790.40 × 4,633.92
  4. Step 4: Simplify right side
    11,203.20x = 77,805,370.37
  5. Step 5: Solve for x
    x = 77,805,370.37/11,203.20
  6. Step 6: Final answer
    x = 6,944.92

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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.