Home / 11,305.08-15,601.15-6,269.37

Finding the Fourth Proportional to 11,305.08, 15,601.15 and 6,269.37

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Solution

The fourth proportional to 11,305.08, 15,601.15 and 6,269.37 is: 8,651.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.08 : 15,601.15 = 6,269.37 : x
  2. Step 2: Convert to fraction form
    11,305.08/15,601.15 = 6,269.37/x
  3. Step 3: Cross multiply
    11,305.08x = 15,601.15 × 6,269.37
  4. Step 4: Simplify right side
    11,305.08x = 97,809,381.78
  5. Step 5: Solve for x
    x = 97,809,381.78/11,305.08
  6. Step 6: Final answer
    x = 8,651.81

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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.