Home / 11,305.29-15,600.87-6,269.97

Finding the Fourth Proportional to 11,305.29, 15,600.87 and 6,269.97

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Solution

The fourth proportional to 11,305.29, 15,600.87 and 6,269.97 is: 8,652.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.29 : 15,600.87 = 6,269.97 : x
  2. Step 2: Convert to fraction form
    11,305.29/15,600.87 = 6,269.97/x
  3. Step 3: Cross multiply
    11,305.29x = 15,600.87 × 6,269.97
  4. Step 4: Simplify right side
    11,305.29x = 97,816,986.87
  5. Step 5: Solve for x
    x = 97,816,986.87/11,305.29
  6. Step 6: Final answer
    x = 8,652.32

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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.